TY - JOUR AU - Timo Lepistö TI - On the first factor of the class number of the cyclotomic field and Dirichlet's L-functions JO - Annales Fennici Mathematici PY - 1966 VL - 371-390 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1966.387/ DO - 10.5186/aasfm.1966.387 LA - en ID - AFM_1966_371-390_a3 ER -