000			00366nam a2200157Ia 4500
008			160615s9999 xx 000 0 und d
100			_aSOMMERFELD(Arnold)
245			_aAtomic structure and spectral lines
260			_aLondon
260			_bMethuen & Co
260			_c1923
300			_axiii p. + 626
942			_cBooks
999			_c8637 _d8637