TY - JOUR AU - Endre Suli TI - A Gagliardo-Nirenberg inequality, with application to duality-based a posteriori estimation in the L^1 norm JO - Kragujevac Journal of Mathematics PY - 2007 SP - 27 EP - 43 VL - 30 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KJM_2007_30_1_a2/ ID - KJM_2007_30_1_a2 ER -