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2. Untersuchungen über Persistenz und Disinfektion von Maul und Klauenseuche (MKS) Virus in Flüssigmist aus der Schwemmentmistung;Bauer;Berliner und Münchener Tierärztliche Wochenschrift,1972
3. Survival and movement of enterovirus in connection with land disposal of sludges;Damgaard-Larsen;Water Res.,1977
4. Isolation of animal viruses from farm livestock waste, soil and water;Derbyshire;J. Hyg. Comb.,1978
5. The effect of sludge digestion on virus infectivity;Eisenhardt;Water Res.,1977