1981

• Razowski, J. & Becker, V.O. 1981. Brazilian Polyorthini (Lepidoptera, Tortricidae). Acta zoologica cracoviensia 25: 389-404. full article (PDF). Reference page. 

1982

• Becker, V.O. 1982: Stenomine moths of the Neotropical genus Timocratica (Oecophoridae). Bulletin of the British Museum (Natural History), entomology, 45(3): 211–306. BHL Reference page. 

1983

• Razowski, J. & Becker, V.O. 1983. Brazilian Cochylidii (Lepidoptera, Tortricidae). Acta zoologica cracoviensia 26(13): 421-464. full article (PDF). Reference page. 

1984

• Becker, V.O. 1984: The Neotropical Gelechioidea (Lepidoptera) described by Cajetan Felder and Alois F. Rogenhofer. Systematic Entomology, 9: 245–280. Reference page. 

1986

• Razowski, J.; Becker, V.O. 1986: Cochylidii (Lepidoptera: Tortricidae) collected in Central America and Mexico. Acta zoologica cracoviensia 29: 441-500. full article.Reference page. 

1990

• Razowski, J. & Becker, V.O. 1990. Descriptions and notes on Orthocomotis Dognin (Lepidoptera: Tortricidae). Acta zoologica cracoviensia 33(16): 345-365. full article (pdf).Reference page. 

1993

• Razowski, J. & Becker, V.O. 1993, Revision of the cochyline genus Parirazona Razowski, 1984 (Lepidoptera: Tortricidae). SHILAP revista de lepidopterologia 22: 67-71. Reference page. 

1994

• Razowski, J. & Becker, V.O. 1994. Cochylini of Brazil (Lepidoptera: Torticidae). SHILAP revista de lepidopterologia 22(85): 19-49. Reference page. 

2000

• Razowski, J. & Becker, V.O. 2000. Description of three North Andean genera of Euliini and their seven species (Lepidoptera: Tortricidae). SHILAP Revista de Lepidopterologia 28(109): 109-117. Reference page. 

• Razowski, J. & Becker, V.O. 2000a. Description of Six Brazilian Genera of Euliini and their species (Lepidoptera: Tortricidae). SHILAP Revista de Lepidopterologia 28(112): 385-393. Reference page. 

2001

• Razowski, J.; Becker, V.O. 2001: Note on Galomecalpa Razowski, 1990 (Lepidoptera Tortricidae), with description of one new species from Ecuador. Redia 84: 19-21. Abstract (PDF) Reference page. 

2002

• Razowski, J. & Becker, V.O. 2002. Systematic and faunistic data on Neotropical Cochylini (Lepidoptera: Tortricidae), with description of new species. Part 1. Acta zoologica cracoviensia 45(4): 287-316. full article (pdf).Reference page. 

• Razowski, J. & Becker, V.O. 2002a. Black and white forewing pattern in Tortricidae (Lepidoptera), with descriptions of new taxa of Neotropical Euliini. Acta zoologica cracoviensia 45(3): 245-257. full article (pdf).Reference page. 

2007

• Razowski, J. & Becker, V.O. 2007. Systematic and faunistic data on Neotropical Cochylini (Lepidoptera: Tortricidae), with description of new species. Part 2. Acta zoologica cracoviensia 50B(2): 91-128. full article (pdf).Reference page. 

• Razowski, J., Becker, V.O. 2007a: Systematic and faunistic data on Neotropical Cochylini, with description of new species. Part 3 (Lepidoptera: Tortricidae). SHILAP revista de lepidopterologia 35(137): 67-86. full article (pdf)Reference page. 

2009

• Becker, V.O., Pinheiro, L.R. 2009: Laemocharis ignicolor Ménétriés (Noctuidae, Arctiinae). Revista Brasileira de Entomologia 53(4): 684–685. Full article (PDF) Reference page. 

2011

• Razowski, J.; Becker, V.O. 2011: New species of Hynhamia Razowski and other genera close to Toreulia Razowski & Becker (Lepidoptera: Tortricidae). Polish journal of entomology 80(1): 53-82. DOI: 110.2478/v10200-011-0006-3 Reference page. 

• Razowski, J. & Becker, V.O. 2011a: Systematics and Faunistics of Neotropical Grapholitini, 1: Ricula Heinrich and its allies (Lepidoptera: Tortricidae). Acta zoologica cracoviensia 54B(1-2): 129-168. full article (pdf). Reference page. 

2012

• Razowski, J.; Becker, V.O. 2012: Systematics and faunistics of Grapholitini, 2: Ethelgoda Heinrich, Ofatulena Heinrich, Cyanocydia gen. n., and Metacydia gen. n. Polish journal of entomology 81(3): 195-206. DOI: 10.2478/v10200-012-0007-x Reference page. 

2013

• Becker, V.O. 2013: Taxonomic changes in the Neotropical Pericopina and Ctenuchina moths (Erebidae, Arctiinae, Arctiini), with description of new taxa. The Journal of Research on the Lepidoptera, 46: 53–66. Full article (PDF) Reference page. 

• Landry, B., Becker, V.O. & Mally, R. 2013. Breaking the pattern again: additions to Micrelephas Dognin, 1905 (Lepidoptera; Pyralidae; Crambinae), including a new species and a key. Tropical Lepidoptera Research 23(2): 99–112. Full article (PDF). Reference page. 

• Razowski, J.; Becker, V.O. 2013: Systematics and faunistics of Neotropical Grapholitini, 5: Phloerampha, Goditha and Ranapoaca (Lepidoptera: Tortricidae).Polish journal of entomology 82(3): 175-186. DOI: 10.2478/v10200-012-0033-8 Reference page. 

• Razowski, J.; Becker, V.O. 2013a: Systematics and faunistics of Neotropical Grapholitini, 6: Grapholita Treitschke, Eriosocia Razowski & Brown and Coniostola Diakonoff.Polish journal of entomology 82(3): 187-199. DOI: 10.2478/v10200-012-0034-7 Reference page. 

2014

• Becker, V.O. 2014. Checklist of New World Notodontidae (Lepidoptera: Noctuoidea). Lepidoptera novae 7(1): 1-40. Reference page. 

• Razowski, J.; Becker, V.O. 2014: Systematics and Faunistics of Neotropical Eucosmini, 2: Epinotia Hübner, Catastega Clemens, and Crocidosema Zeller (Lepidoptera: Tortricidae) Polish journal of entomology 83(1): 23-59. DOI: 10.2478/pjen-2014-0003 Reference page. 

2015

• Luz, F.A., Gonçalves, G.L., Moreira, G.R.P. & Becker, V.O. 2015a. Description, molecular phylogeny, and natural history of a new kleptoparasitic species of gelechiid moth (Lepidoptera) associated with Melastomataceae galls in Brazil. Journal of Natural History 48(31-32): 1849–1875. DOI: 10.1080/00222933.2015.1006284 . Reference page. 

• Razowski, J. & Becker, V.O. 2015: Systematics and faunistics of Neotropical Eucosmini. 1. Chimoptesis Powell, 1964 (Lepidoptera: Tortricidae). Zootaxa 3941(2): 204–220. DOI: 10.11646/zootaxa.3941.2.2 . Reference page. 

• Razowski, J. & Becker, V.O. 2015a: Mesochariodes Razowski & Wojtusiak, 2006, a Neotropical Eucosmini genus, with a description of a new species (Lepidoptera: Tortricidae). Polish journal of entomology 84(3): 137-144. DOI: 10.1515/pjen-2015-0011 Reference page. 

• Razowski, J. & Becker, V.O. 2015b: Notes on Neotropical Microcorsini and Enarmoniini (Lepidoptera: Tortricidae). Polish journal of entomology 84(3): 145-154. DOI: 10.1515/pjen-2015-0012 Reference page. 

2016

• Razowski, J. & Becker, V.O. 2016. Acailandica and Ipamerica: two new Neotropical grapholitine genera (Lepidoptera: Tortricidae). Zootaxa 4066(3): 248–254. DOI: 10.11646/zootaxa.4066.3.2 . Reference page. 

• Razowski, J. & Becker, V.O. 2016a: Systematics and faunistics of Neotropical Olethreutini, 1: Lobesia Guenée, 1845, Ophiorrhabda Diakonoff, 1966, Megalota Diakonoff, 1966, Eumarozia Heinrich, 1926, Zomaria Heinrich, 1926 and Alexiloga Meyrick, 1922 (Lepidoptera: Tortricidae). Polish journal of entomology 85(1): 13-25. DOI: 10.1515/pjen-2016-0002 Full article (PDF). Reference page. 

• Razowski, J. & Becker, V.O. 2016b. Systematics and faunistics of Neotropical Grapholitini, 3: Satronia Heinrich, 1926 (Lepidoptera: Tortricidae). Polish journal of entomology 85(1): 105-119. {{doi:10.1515/pjen-2016-0005}} Full article (PDF). Reference page. 

• Razowski, J. & Becker, V.O. 2016c. Systematics and Faunistics of Neotropical Olethreutini, 3: Omiostola Meyrick, 1922 (Lepidoptera: Tortricidae). Polish journal of entomology 85(4): 365-376. {{doi:10.1515/pjen-2016-0021}} Full article (PDF). Reference page. 

2017

• Becker, V.O. 2017. Two New Species of Heterocampinae Moths (Lepidoptera: Notodontidae) from Serra Bonita Reserve, Bahia, Brazil. Proceedings of the Entomological Society of Washington 119(4): 525-528. DOI: 10.4289/0013-8797.119.4.525 Reference page. 

• Razowski, J. & Becker, V.O. 2017. Systematics and faunistics of Neotropical Eucosmini, 4: three new genera and their species (Lepidoptera: Tortricidae). Polish journal of entomology 86(1): 69-77. Full article (PDF). Reference page. 

• Razowski, J. & Becker, V.O. 2017a. Systematics and Faunistics of Neotropical Olethreutini, 2: Episimus Walsingham, 1892 (Lepidoptera: Tortricidae). SHILAP Revista de Lepidopterología 45(177): 59-73. Full article (PDF). Reference page. 

• Razowski, J. & Becker, V.O. 2017b: Systematics and faunistics of Neotropical Eucosmini, 3: Epinotia-group of genera (Lepidoptera: Tortricidae). Polish journal of entomology, 86(4): 303-345. DOI: 10.1515/pjen-2017-0018 Reference page. 

2018

• Razowski, J. & Becker, V.O. 2018. Systematics and faunistics of Neotropical Eucosmini, 5: Accessions. Polish journal of entomology 87(1): 1-25. Full article (PDF). Reference page. 

• Razowski, J. & Becker, V.O. 2018a. Systematics and faunistics of Neotropical Olethreutini, 4 (Lepidoptera: Tortricidae): Accessions. Polish journal of entomology 87(1): 27-39. Full article (PDF). Reference page. 

• Razowski, J. & Becker, V.O. 2018b. Systematics and faunistics of Neotropical Euliina, 1: Chamelania RAZOWSKI, 2001 and Unaica gen. n. (Lepidoptera: Tortricidae: Cochylini). Polish journal of entomology 87(4): 379-393. Full article (PDF). Reference page. 

2019

• Razowski, J. & Becker, V.O. 2019. Systematics and faunistics of Neotropical Euliina, 2: Direconta gen. n.. Polish journal of entomology 88(3): 275-283. DOI: 10.2478/pjen-2019-0018 . Full article (PDF). Reference page.