TY - JOUR AU - MikoĊ‚aj Krupski AU - Witold Marciszewski TI - Some remarks on universality properties of $\ell_\infty / c_0$ JO - Colloquium Mathematicum PY - 2012 SP - 187 EP - 195 VL - 128 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm128-2-4/ DO - 10.4064/cm128-2-4 LA - en ID - 10_4064_cm128_2_4 ER -