@article{RSMUP_2020__144__239_0, author = {Phill Schultz}, title = {Torsion-free abelian groups revisited}, journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova}, pages = {239--252}, volume = {144}, year = {2020}, doi = {10.4171/rsmup/67}, mrnumber = {4186457}, zbl = {1477.20101}, language = {en}, url = {http://www.numdam.org/articles/10.4171/rsmup/67/} }