References
- V. G. Drinfeld, Elliptic modules, Mat. Sb. 23 (1976), 561-592 https://doi.org/10.1070/SM1974v023n04ABEH001731
- J. H. Silverman, Weierstrass equations and the minimal discriminant of an elliptic curve, Matematika, 31 (1984), 245-251 https://doi.org/10.1112/S0025579300012468
- J. Tate, Algorithm for determining the type of a singular fiber in an elliptic pencil, Lecture Notes in Math. 476 (1975), Springer, 33-52