2015

• Vermeulen, J.J., Liew, T-S. & Schilthiuzen, M. 2015. Additions to the knowledge of the land snails of Sabah (Malaysia, Borneo), including 48 new species. Zookeys 531: 1–139. DOI: 10.3897/zookeys.531.6097 Full article Reference page. 

2017

• Foon, J.K., Clements, G.R. & Liew, T-S. 2017. Diversity and biogeography of land snails (Mollusca, Gastropoda) in the limestone hills of Perak, Peninsular Malaysia. ZooKeys 682: 1—94. DOI: 10.3897/zookeys.682.12999 . Reference page. 

• Foon, J.K. & Liew, T-S. 2017. A review of the land snail genus Alycaeus (Gastropoda, Alycaeidae) in Peninsular Malaysia. ZooKeys 692: 1—81. DOI: 10.3897/zookeys.692.14706 . Reference page. 

• Ng, T.H., Dulipat, J., Foon, J.K., Lopes-Lima, M., Zieritz, A. & Liew, T-S. 2017. Annotated checklist of the freshwater snails of Sabah (Malaysian Borneo). ZooKeys 673: 105—123. DOI: 10.3897/zookeys.673.12544 . Reference page. 

• Phung, C-C., Yu, F.T.Y.Y. & Liew, T-S. 2017. A checklist of land snails from the west coast islands of Sabah, Borneo (Mollusca, Gastropoda). Zookeys 673: 49—104. DOI: 10.3897/zookeys.673.12422 . Reference page. 

2018

• Phung, C-C., Yong, Y-Z., Said, M.A.M. & Liew, T-S. 2018. Land snail fauna in Gunung Kuang Limestone Hill, Perak, Malaysia and its conservation implications (Mollusca, Gastropoda). ZooKeys 769: 1–11. DOI: 10.3897/zookeys.769.25571 . Reference page.