@book{850,
	author = {Varshalovich, Dimitrii Aleksandrovich and Moskalev, A.N.},
	title = {Quantum theory of angular momentum:irreducible tensors,spherical harmonics,vector coupling coeficients,3 nj symbols},
	publisher = {World Scientific,},
	year = {1988.},
	address = {Singapore :},
	note = {Compra : World Scientific Publishing : Ene/95.}
}