TY - JOUR AU - Stephan Baier AU - Ulrich Derenthal TI - Quadratic congruences on average and rational points on cubic surfaces JO - Acta Arithmetica PY - 2015 SP - 145 EP - 171 VL - 171 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa171-2-3/ DO - 10.4064/aa171-2-3 LA - en ID - 10_4064_aa171_2_3 ER -