TY - JOUR AU - Faierman, M. TI - A Note on Klein’s Oscillation Theorem for Periodic Boundary Conditions JO - Canadian mathematical bulletin PY - 1975 SP - 749 EP - 755 VL - 17 IS - 5 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1974-135-2/ DO - 10.4153/CMB-1974-135-2 ID - 10_4153_CMB_1974_135_2 ER -