A water conservation digital library using ontologies. - Lukasz Ziemba; Camilo Cornejo; Howard W. Beck (Electron. Libr., 2011)

The BiSciCol Triplifier: bringing biodiversity data to the Semantic Web. - Brian J. Stucky; John Deck; Tom Conlin; Lukasz Ziemba; Nico Cellinese; Robert P. Guralnick (BMC Bioinform., 2014)