TY - JOUR AU - J. Słomiński TI - On the extending of models (III) JO - Fundamenta Mathematicae PY - 1956 SP - 69 EP - 76 VL - 43 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm-43-1-69-76/ DO - 10.4064/fm-43-1-69-76 LA - en ID - 10_4064_fm_43_1_69_76 ER -