@article{EXMATH_2002_2002_1_a19,
     author = {Chraibi Kaadoud, Mohamed},
     title = {Rango num\'erico del operador producto {M2,A,B} y de la derivaci\'on generalizada {\ensuremath{\delta}2,A,B.}},
     journal = {Extracta mathematicae},
     pages = {59-68},
     publisher = {mathdoc},
     volume = {17},
     number = {1},
     year = {2002},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/EXMATH_2002_2002_1_a19/}
}