http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
comparative study on the terrestrial adaptations of two mudskippers, Periophthalmodon schlosseri and Boleophthalmus boddaerti
Thesis (Ph.D.) -- School of Biological Science, Faculty of Science, National University of Singapore, 1999.