Schmarje2021A.md

@article{Schmarje2021A,
  title={A survey on Semi-, Self-and Unsupervised Learning for Image Classification},
  author={Schmarje, Lars and Santarossa, Monty and Schr{\"o}der, Simon-Martin and Koch, Reinhard},
  journal={arXiv preprint arXiv:2002.08721},
  year={2020}
}