@INPROCEEDINGS{song2022igarss,
	author    = {Song, Chao and Mei, Shaohui and Ma, Mingyang and Xu, Fulin and Zhang, Yifan and Du, Qian},
	title     = {Hyperspectral Image Classification Using Hierarchical Spatial-Spectral Transformer},
	booktitle = {IEEE International Geoscience and Remote Sensing Symposium},
	volume    = {},
	number    = {},
	month     = {July},
	year      = {2022},
	pages     = {3584--3587}
}