TY - JOUR AU - Donato Pertici TI - Trace Theorems for Regular Functions of Several Quaternion. JO - Forum mathematicum PY - 1991 SP - 461 EP - 478 VL - 3 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FORUM_1991__3_2_186402/ ID - FORUM_1991__3_2_186402 ER -