Sra, S Department Empirical Inference, Max Planck Institute for Biological Cybernetics, Max Planck Society; Max Planck Institute for Biological Cybernetics, Max Planck Society;
https://epubs.siam.org/doi/10.1137/08073812X (Publisher version)
Kim, D., Sra, S., & Dhillon, I. (2010). Tackling Box-Constrained Optimization via a New Projected Quasi-Newton Approach. SIAM Journal on Scientific Computing, 32(6), 3548-3563. doi:10.1137/08073812X.