no. 1
Some remarks on plane curves over fields of finite characteristic
Compositio Mathematica, Tome 60 (1986) no. 1, pp. 3-17. 
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     author = {Pardini, Rita},
     title = {Some remarks on plane curves over fields of finite characteristic},
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     pages = {3--17},
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     year = {1986},
     zbl = {0607.14023},
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     url = {http://www.numdam.org/item/CM_1986__60_1_3_0/}
}
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Pardini, Rita. Some remarks on plane curves over fields of finite characteristic. Compositio Mathematica, Tome 60 (1986) no. 1, pp. 3-17. http://www.numdam.org/item/CM_1986__60_1_3_0/

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