@article{MS2_1987__61_2_186093,
     author = {Dirk Werner},
     title = {M-structure in tensor products of {Banach} spaces.},
     journal = {Mathematica Scandinavica},
     pages = {149--164},
     publisher = {mathdoc},
     volume = {61},
     number = {2},
     year = {1987},
     zbl = {0619.46062},
     url = {http://geodesic.mathdoc.fr/item/MS2_1987__61_2_186093/}
}