Shen, Z. et al. 2021. PDO-eS2CNNs: Partial Differential Operator Based Equivariant Spherical CNNs. Proceedings of the AAAI Conference on Artificial Intelligence. 35, 11 (May 2021), 9585–9593. DOI:https://doi.org/10.1609/aaai.v35i11.17154.