TY - JOUR AU - Leszek Pacholski TI - On countably universal Boolean algebras compact classes of models JO - Fundamenta Mathematicae PY - 1973 SP - 43 EP - 60 VL - 78 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm-78-1-43-60/ DO - 10.4064/fm-78-1-43-60 LA - en ID - 10_4064_fm_78_1_43_60 ER -