@article{CM_1939__6__375_0,
     author = {Hille, Einar},
     title = {Remarks concerning group spaces and vector spaces},
     journal = {Compositio Mathematica},
     pages = {375--381},
     publisher = {Johnson Reprint Corporation},
     volume = {6},
     year = {1939},
     zbl = {0020.36903},
     language = {en},
     url = {http://archive.numdam.org/item/CM_1939__6__375_0/}
}