TY - JOUR AU - J. Chabrowski TI - On behaviour of non-negative weak solutions of parabolic equations at the boundary JO - Colloquium Mathematicum PY - 1972 SP - 127 EP - 134 VL - 25 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-25-1-127-134/ DO - 10.4064/cm-25-1-127-134 LA - en ID - 10_4064_cm_25_1_127_134 ER -