@article{CM_1985__54_1_37_0, author = {Blass, Piotr and Lang, Jeffrey}, title = {Appendix : {{\textquotedblleft}Picard} groups of {Zariski} surfaces{\textquotedblright}}, journal = {Compositio Mathematica}, pages = {37--40}, publisher = {Martinus Nijhoff Publishers}, volume = {54}, number = {1}, year = {1985}, mrnumber = {1557073}, zbl = {0624.14022}, language = {en}, url = {http://www.numdam.org/item/CM_1985__54_1_37_0/} }
Blass, Piotr; Lang, Jeffrey. Appendix : “Picard groups of Zariski surfaces”. Compositio Mathematica, Volume 54 (1985) no. 1, pp. 37-40. http://www.numdam.org/item/CM_1985__54_1_37_0/
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:[3] The divisor class group of the surface zpn = G(x,y) over fields of characteristic p > 0. Journal of Algebra (2) 1983. | Zbl
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