@article{hierarchicalnonstationarytemporalgaussia,
  title = {Hierarchical Non-Stationary Temporal Gaussian Processes With $L^1$-Regularization},
  author = {Zheng Zhao and Rui Gao and Simo Särkkä},
  year = {2021},
  eprint = {2105.09695},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2105.09695v1},
}