@article{10_4064_cm111_1_10,
     author = {El\'oi Medina Galego},
     title = {Cantor{\textendash}Schroeder{\textendash}Bernstein quadruples
 for {Banach} spaces},
     journal = {Colloquium Mathematicum},
     pages = {105--115},
     publisher = {mathdoc},
     volume = {111},
     number = {1},
     year = {2008},
     doi = {10.4064/cm111-1-10},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm111-1-10/}
}