Dring JC. Bornean treefrogs of the genus Philatus (Rhacophoridae). Amphibia-Reptilia. 1987;8:19-47.

Dring JC. Some new frogs from Sarawak. Amphibia-Reptilia. 1984;4(2):103 - 115. Available at: http://booksandjournals.brillonline.com/content/10.1163/156853883x00021.

Dring JC. Frogs of the genus Leptobrachella (Pelobatidae). Amphibia-Reptilia. 1983;4(2):89 - 102. Available at: http://booksandjournals.brillonline.com/content/10.1163/156853883x00012.

Dring JC. Dring Mulu Notebook 1: Base Camp, Camp I, Camp II.  1978.