TY - JOUR AU - Sjögren, Peter TI - Harmonic spaces associated with adjoints of linear elliptic operators JO - Annales de l'Institut Fourier PY - 1975 SP - 509 EP - 518 VL - 25 IS - 3-4 PB - Institut Fourier PP - Grenoble UR - http://www.numdam.org/articles/10.5802/aif.595/ DO - 10.5802/aif.595 LA - en ID - AIF_1975__25_3-4_509_0 ER -