Birational canonical transformations and classical solutions of the sixth Painlevé equation
Annali della Scuola Normale Superiore di Pisa - Classe di Scienze, Serie 4, Volume 27 (1998) no. 3-4, p. 379-425 
@article{ASNSP_1998_4_27_3-4_379_0,
     author = {Watanabe, Humihiko},
     title = {Birational canonical transformations and classical solutions of the sixth Painlev\'e equation},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
     publisher = {Scuola normale superiore},
     volume = {Ser. 4, 27},
     number = {3-4},
     year = {1998},
     pages = {379-425},
     zbl = {0933.34095},
     mrnumber = {1678014},
     language = {en},
     url = {http://www.numdam.org/item/ASNSP_1998_4_27_3-4_379_0}
}

Watanabe, Humihiko. Birational canonical transformations and classical solutions of the sixth Painlevé equation. Annali della Scuola Normale Superiore di Pisa - Classe di Scienze, Serie 4, Volume 27 (1998) no. 3-4, pp. 379-425. http://www.numdam.org/item/ASNSP_1998_4_27_3-4_379_0/

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