@article{RSMUP_1981__65__271_0,
     author = {Be\v{c}v\'a\v{r}, Jind\v{r}ich},
     title = {Centers of $\Gamma $-isotypity in abelian groups},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {271--276},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {65},
     year = {1981},
     zbl = {0484.20025},
     language = {en},
     url = {http://www.numdam.org/item/RSMUP_1981__65__271_0/}
}