A. H. Havelaar

3 published titles

Disinfection of sewage sludge : technical, economic and microbiological aspects : proceedings of a workshop held in Zürich, May 11-13, 1982

(Contributor)

1 edition

Inactivation of microorganisms in sewage sludge by stabilisation processes

(Contributor)

1 edition

Epidemiological studies of risks associated with the agricultural use of sewage sludge : knowledge and needs

(Contributor)

1 edition