@article{CLTM_1981_1981_1_a7,
     author = {Roelcke, W. and Dierolf, S.},
     title = {Sobre el problema de tres espacios para espacios vectoriales topol\'ogicos.},
     journal = {Collectanea mathematica},
     pages = {13-35},
     publisher = {mathdoc},
     volume = {32},
     number = {1},
     year = {1981},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CLTM_1981_1981_1_a7/}
}