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@article{MM2_1991__73_1_155655, author = {Fernando Serrano}, title = {The {Picard} {Group} of a {Quasi-Bundle.}}, journal = {Manuscripta mathematica}, pages = {63--82}, publisher = {mathdoc}, volume = {73}, number = {1}, year = {1991}, zbl = {0758.14006}, url = {http://geodesic.mathdoc.fr/item/MM2_1991__73_1_155655/} }
Fernando Serrano. The Picard Group of a Quasi-Bundle.. Manuscripta mathematica, Tome 73 (1991) no. 1, pp. 63-82. http://geodesic.mathdoc.fr/item/MM2_1991__73_1_155655/