TY - JOUR AU - Åke Pleijel TI - On the boundary condition for the Legendre polynomials JO - Annales Fennici Mathematici PY - 1976 SP - 397 EP - 408 VL - 2 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1976.0227/ DO - 10.5186/aasfm.1976.0227 LA - en ID - AFM_1976_2_1_a38 ER -