Green, N.J.B. .
Quantum mechanics 2 : the toolkit / by N.J.B. Green. - New York : Oxford University Press , 1998 - 2 vols :
0-19-850227-3
Perturbations
E / N8.2;1
Quantum mechanics 2 : the toolkit / by N.J.B. Green. - New York : Oxford University Press , 1998 - 2 vols :
0-19-850227-3
Perturbations
E / N8.2;1