@article{IM2_1972_6_1_a1,
     author = {Yu. I. Manin},
     title = {Parabolic points and zeta-functions of modular curves},
     journal = {Izvestiya. Mathematics },
     pages = {19--64},
     publisher = {mathdoc},
     volume = {6},
     number = {1},
     year = {1972},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1972_6_1_a1/}
}