@article{CM_1935__2__241_0,
     author = {Baer, Reinhold},
     title = {Gruppen mit hamiltonschem {Kern}},
     journal = {Compositio Mathematica},
     pages = {241--246},
     publisher = {Johnson Reprint Corporation},
     volume = {2},
     year = {1935},
     zbl = {0012.15302},
     language = {de},
     url = {http://www.numdam.org/item/CM_1935__2__241_0/}
}