1. Analysis of wastewater for use in agriculture — a laboratory manual of parasitological and bacteriological techniques;Ayres,1996
2. Bao, P.N. Potential and limitations of existing technical alternatives on human excreta and domestic wastewater management in Haiphong City, Vietnam, AIT Thesis no.EV-06-30. Asian Institute of Technology, Thailand, 1996.
3. Use of night soil in agriculture and fish farming;Bo;World Health Forum,1993
4. Occurrence of male-specific bacteriophage in feral and domestic animal wastes, human feces, and human-associated wastewaters;Calci;Appl Environ Microbiol,1998
5. Liming as an advanced treatment for sludge sanitisation: helminth eggs elimination—Ascaris eggs as model;Cappizzi-Banas;Water Res,2004