@article{RSMUP_1997__98__141_0,
     author = {Albu, Toma and Wisbauer, Robert},
     title = {$M$-density, $M$-adic completion and $M$-subgeneration},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {141--159},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {98},
     year = {1997},
     mrnumber = {1492974},
     zbl = {0896.16028},
     language = {en},
     url = {http://archive.numdam.org/item/RSMUP_1997__98__141_0/}
}