Biblio

S. N. Iddings, The earth-molded spherical water tank : an innovative approach to domestic water storage in rural areas. Ludlow Falls, OH, USA: American Association of Engineering Societies, 1984, p. 19 p.: fig., tab.

E. Philips, Survey of corrosion of prestressing steel in concrete water-retaining structures, vol. no. 9. Canberra, ACT, Australia: Australian Government Publishing Service, 1975, p. 143 p. : 9 fig., 4 plates, 10 tab.

Cet Develop Exterieures and Societe Generale des Techniques Hydro-agricoles -Paris, FR, SOGETHA, Les ouvrages d'un petit reseau d'irrigation, 2nd ed.nd ed. Paris, France: France, Ministere des Relations Exterieures, Cooperation et Developpement, 1974, p. 192 p. : fig., tab.