@article{m2phtmixedmodelswithpreferencesand,
  title = {M2: Mixed Models with Preferences, Popularities and Transitions for Next-Basket Recommendation},
  author = {Bo Peng and Zhiyun Ren and Srinivasan Parthasarathy and Xia Ning},
  year = {2020},
  eprint = {2004.01646},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2004.01646v4},
}