TY - JOUR AU - Liuwei Zhang TI - The lower and upper bounds of the first eigenvalues for the bi-harmonic operator on manifolds JO - Comptes Rendus. Mathématique PY - 2015 SP - 735 EP - 740 VL - 353 IS - 8 PB - Elsevier DO - 10.1016/j.crma.2015.06.001 LA - en ID - CRMATH_2015__353_8_735_0 ER -