Zhou, J. T., K. Di, J. Du, X. Peng, H. Yang, S. J. Pan, I. Tsang, Y. Liu, Z. Qin, and R. S. M. Goh. “SC2Net: Sparse LSTMs for Sparse Coding”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 32, no. 1, Apr. 2018, https://ojs.aaai.org/index.php/AAAI/article/view/11721.