TY - JOUR AU - K. Kołodziejczyk TI - Two constructional problems in aligned spaces JO - Applicationes Mathematicae PY - 1987 SP - 479 EP - 484 VL - 19 IS - 3-4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/am-19-3-4-479-484/ DO - 10.4064/am-19-3-4-479-484 LA - en ID - 10_4064_am_19_3_4_479_484 ER -