TY - JOUR AU - Steven Bloom TI - First and second order Opial inequalities JO - Studia Mathematica PY - 1997 SP - 27 EP - 50 VL - 126 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm-126-1-27-50/ DO - 10.4064/sm-126-1-27-50 LA - en ID - 10_4064_sm_126_1_27_50 ER -