1. Virus removal from municipal wastewater in activated sludge sewage treatment plants;Antoniadis;Zbl. Bakt. Hyg.,I. Abt. Orig.,1982
2. Standard Methods for the examination of water and waste water;APHA,1985
3. A liquid medium for the enumeration of C. perfringens in food and faeces;Beerens,1978
4. Rapid identification and enumeration of C. perfringens in the human faecal flora;Bezirtzoglou;Microbial Ecology in Health and Disease,1990
5. Winter survival of fecal bacteria in a subaretic alaskan river;Gordon,1985