Biblio

T. J. Casey, Unit treatment processes in water and wastewater engineering. Chichester, UK: Wiley, 1997, p. xii, 280 p. : fig., photogr., tab.

M. Chaudhuri and Osman, S., “Bacteria and turbidity removal from water by bituminous coal pretreated with alum and silver”. pp. p. 193 - 197 : fig., 1990.

M. Chaudhuri and Sattar, S. A., “Removal of human rotavirus from water by coal-based sorbents”, Water quality bulletin, pp. p. 202-204: tab., 1989.

P. Phantumvanit, Songpaisan, Y., and Moeller, I. J., “A defluoridator for individual households”, World health forum, pp. p. 555-557: ill., 1988.

L. K. U. N. I. C. E. F. - Colombo, “Iron removal plant : installation and maintenance manual”. UNICEF Water, Environment and Sanitation Section, Colombo, Sri Lanka, p. 11 p.: tech. drwng, photogr., 1987.

American Society of Agricultural Engineers -St. Joseph, MI, US, “Proceedings of the Fourth National Symposium on Individual and Small Community Sewage Systems : December 10-11, 1984, Hyatt Regency New Orleans, New Orleans, Louisana”, vol. 07-85. ASAE, St. Joseph, MI, US, p. v, 381 p.: fig., tab., 1985.