Akella, A., S. K. R. Singanamalla, and C.-T. Lin. “Reward Based Hebbian Learning in Direct Feedback Alignment (Student Abstract)”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 35, no. 18, May 2021, pp. 15749-50, doi:10.1609/aaai.v35i18.17871.