@article{RSMUP_1991__86__29_0,
     author = {Ballico, E.},
     title = {On a birational classification of bundles and reflexive sheaves on surfaces},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {29--36},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {86},
     year = {1991},
     mrnumber = {1154096},
     zbl = {0773.14022},
     language = {en},
     url = {http://www.numdam.org/item/RSMUP_1991__86__29_0/}
}