@article{CLTM_1989_1989_1_a14,
     author = {Malaina, J. L. and Sen, M. de la},
     title = {Sistemas de {Chebychev} extendidos para los desarrollos de las funciones exp {(At).}},
     journal = {Collectanea mathematica},
     pages = {197-216},
     publisher = {mathdoc},
     volume = {40},
     number = {3},
     year = {1989},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CLTM_1989_1989_1_a14/}
}