Karpeshina, Y. E. (1997). Perturbation theory for the Schrödinger operator with a periodic potential. Berlin: Springer.
Παραπομπή Chicago StyleKarpeshina, Yulia E. Perturbation Theory for the Schrödinger Operator With a Periodic Potential. Berlin: Springer, 1997.
Παραπομπή MLAKarpeshina, Yulia E. Perturbation Theory for the Schrödinger Operator With a Periodic Potential. Berlin: Springer, 1997.
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