TY - JOUR AU - B. Gustafsson AU - Makoto Sakai TI - An Approximation Theorem for Integrable Harmonic Vector Fields. JO - Mathematica Scandinavica PY - 1992 SP - 78 EP - 90 VL - 70 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MS2_1992__70_1_167188/ ID - MS2_1992__70_1_167188 ER -