000			00275nam a2200109 4500
008			160616s 000 0
245			_aSome aspects of polaron theory
100			_aBogolubov, N.N.
100			_aBogolubov, N.N. Jr.
942			_cBK _2BK12448
080			_a530.145 BOG
999			_c12448 _d12448