@article{STO_1978_1978_1_a4,
     author = {Riera, Teresa},
     title = {{\textquestiondown}C\'omo son las matrices de similitud?},
     journal = {Stochastica},
     pages = {77-80},
     publisher = {mathdoc},
     volume = {2},
     number = {4},
     year = {1978},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/STO_1978_1978_1_a4/}
}