@inproceedings{adaptivemethodsfornonconvexoptimization,
  title = {Adaptive Methods for Nonconvex Optimization},
  author = {Manzil Zaheer and Sashank Reddi and Devendra Sachan and Satyen Kale and Sanjiv Kumar},
  year = {2018},
  booktitle = {NeurIPS 2018 12},
  url = {http://papers.nips.cc/paper/8186-adaptive-methods-for-nonconvex-optimization},
}