@article{EXMATH_1993_1993_1_a19,
     author = {Akkouchi, Mohamed and Sadiky, Hassan},
     title = {Propiedad lambda y c\'alculo de la funci\'on lambda de algunos espacios normados.},
     journal = {Extracta mathematicae},
     pages = {119-124},
     publisher = {mathdoc},
     volume = {8},
     number = {2-3},
     year = {1993},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMATH_1993_1993_1_a19/}
}