00312nam a2200121Ia 45000030006000000080041000060400015000471000022000622450037000842600040001215460012001610050017001730STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aBoltyanski, V. Tr  aTopology and topological algebra  bAmerican Mathematical Societyc1962  aEnglish20220125165938.0