@article{RSMUP_1983__70__77_0,
     author = {Bican, Ladislav},
     title = {Factor-splitting length of torsionfree abelian groups of rank two},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {77--88},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {70},
     year = {1983},
     mrnumber = {742111},
     zbl = {0529.20039},
     language = {en},
     url = {http://www.numdam.org/item/RSMUP_1983__70__77_0/}
}