A Limited Memory Algorithm for Bound Constrained Optimization. - Richard H. Byrd; Peihuang Lu; Jorge Nocedal; Ciyou Zhu (SIAM J. Sci. Comput., 1995)

Algorithm 778: L-BFGS-B: Fortran Subroutines for Large-Scale Bound-Constrained Optimization. - Ciyou Zhu; Richard H. Byrd; Peihuang Lu; Jorge Nocedal (ACM Trans. Math. Softw., 1997)