@book{135010,
	author = {Kristjanson, P.m. and Zerbini, E.},
	title = {Genetic enhancement of sorghum and millet residues fed  to rumiants : un ex ante assessment of returns to research},
	publisher = {International Livestock Centre for Africa},
	year = {1999},
	series = {ILRI Ipact Assessment Serie},
	address = {Addi Ababa}
}