TY - JOUR AU - Väinö Jalava TI - Remarks on the regularity of the solutions of a linear partial differential equation with constant coefficients JO - Annales Fennici Mathematici PY - 1973 VL - 521-560 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1973.530/ DO - 10.5186/aasfm.1973.530 LA - en ID - AFM_1973_521-560_a30 ER -