Metrics in locally compact groups
Compositio Mathematica, Volume 28 (1974) no. 3, p. 217-222 
@article{CM_1974__28_3_217_0,
     author = {Struble, Raimond A.},
     title = {Metrics in locally compact groups},
     journal = {Compositio Mathematica},
     publisher = {Noordhoff International Publishing},
     volume = {28},
     number = {3},
     year = {1974},
     pages = {217-222},
     zbl = {0288.22010},
     mrnumber = {348037},
     language = {en},
     url = {http://www.numdam.org/item/CM_1974__28_3_217_0}
}

Struble, Raimond A. Metrics in locally compact groups. Compositio Mathematica, Volume 28 (1974) no. 3, pp. 217-222. http://www.numdam.org/item/CM_1974__28_3_217_0/

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