no. 2
Rational points on some pencils of conics with 6 singular fibres
Annales de la Faculté des sciences de Toulouse : Mathématiques, Série 6, Tome 8 (1999) no. 2, pp. 331-341. 
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     author = {Swinnerton-Dyer, Peter},
     title = {Rational points on some pencils of conics with 6 singular fibres},
     journal = {Annales de la Facult\'e des sciences de Toulouse : Math\'ematiques},
     pages = {331--341},
     publisher = {Universit\'e Paul Sabatier. Facult\'e des sciences},
     address = {Toulouse},
     volume = {Ser. 6, 8},
     number = {2},
     year = {1999},
     mrnumber = {1751446},
     zbl = {0976.14014},
     language = {en},
     url = {http://www.numdam.org/item/AFST_1999_6_8_2_331_0/}
}
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Swinnerton-Dyer, Peter. Rational points on some pencils of conics with 6 singular fibres. Annales de la Faculté des sciences de Toulouse : Mathématiques, Série 6, Tome 8 (1999) no. 2, pp. 331-341. http://www.numdam.org/item/AFST_1999_6_8_2_331_0/

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