@article{RSMUP_1968__40__408_0,
     author = {Tamaschke, Olaf},
     title = {A generalization of conjugacy in groups},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {408--427},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {40},
     year = {1968},
     mrnumber = {229712},
     zbl = {0174.04803},
     language = {en},
     url = {http://www.numdam.org/item/RSMUP_1968__40__408_0/}
}