@article{AIHPA_1980__33_1_53_0,
     author = {Lounesto, Pertti},
     title = {Sur les id\'eaux \`a gauche des alg\`ebres de {Clifford} et les produits scalaires des spineurs},
     journal = {Annales de l'institut Henri Poincar\'e. Section A, Physique Th\'eorique},
     pages = {53--61},
     publisher = {Gauthier-Villars},
     volume = {33},
     number = {1},
     year = {1980},
     mrnumber = {593024},
     zbl = {0446.15012},
     language = {fr},
     url = {http://www.numdam.org/item/AIHPA_1980__33_1_53_0/}
}