TY - JOUR AU - Veikko T. Purmonen TI - On quasi-parabolic problems with normal boundary conditions JO - Annales Fennici Mathematici PY - 1982 SP - 279 EP - 290 VL - 7 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1982.0726/ DO - 10.5186/aasfm.1982.0726 LA - en ID - AFM_1982_7_2_a13 ER -