00297nam a2200121Ia 4500001000500000005001700005008004100022082001600063100001700079245004500096260001500141650001900156286320261006003646.0120911s9999    xx            000 0 und d  a530.124 LIN  aJ.W. Linnett  aWave mechanics & valency / Linnett, J.W.  aJohn Wiley  aWave mechanics