D. Kingma, and J. Ba. (2014)cite arxiv:1412.6980Comment: Published as a conference paper at the 3rd International Conference for Learning Representations, San Diego, 2015.
L. Zheng, V. Noroozi, and P. Yu. Proceedings of the Tenth ACM International Conference on Web Search and Data Mining, page 425--434. New York, NY, USA, ACM, (2017)