@book{27202,
	author = {International Symposium on Powder Metallurgy and Material Strengthening, and Dhar, P. R., and Indian Institute of Technology (Kharagpur, India)},
	title = {Powder metallurgy and material strengthening /},
	publisher = {Oxford & IBH,},
	year = {c1970.},
	address = {Calcutta :}
}