TY - DATA AU - N. Boboc AU - P. Mustata TI - Espaces harmoniques associes aux operateurs differentiels lineaires du second ordre de type elliptique T2 - Lecture Notes in Mathematics SN - 9783540358824 PY - 1968/// CY - Heidelberg PB - Springer Berlin KW - Mathematics and Statistics UR - https://doi.org/10.1007/BFb0097558 ER -