@article{RLINA_1977_8_62_4_a12,
     author = {Morsy, Monir S.},
     title = {The construction of {Gysin{\textemdash}Thom} homomorphism {Between} the {Cohomologies} of {Complex} {Quadric} and the {Complex} {Projective} space with integer {Coefficients}},
     journal = {Atti della Accademia nazionale dei Lincei. Rendiconti della Classe di scienze fisiche, matematiche e naturali},
     pages = {476--479},
     publisher = {mathdoc},
     volume = {Ser. 8, 62},
     number = {4},
     year = {1977},
     zbl = {0404.57014},
     mrnumber = {0491742},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RLINA_1977_8_62_4_a12/}
}