@article{10_4153_CJM_1998_064_x,
     author = {Morales, Jorge},
     title = {L{\textquoteright}Invariant de {Hasse-Witt} de la {Forme} de {Killing}},
     journal = {Canadian journal of mathematics},
     pages = {1323--1336},
     year = {1998},
     volume = {50},
     number = {6},
     doi = {10.4153/CJM-1998-064-x},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1998-064-x/}
}