@article{RSMUP_1988__80__175_0,
     author = {Salce, Luigi and Zanardo, Paolo},
     title = {Rank-two torsion-free modules over valuation domains},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {175--201},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {80},
     year = {1988},
     mrnumber = {988121},
     zbl = {0685.13006},
     language = {en},
     url = {http://www.numdam.org/item/RSMUP_1988__80__175_0/}
}