@inproceedings{Nakamura:2021MB, author = "Nakamura, Satoshi", title = "{Novel description of $P_c(4312)^+$, $P_c(4380)^+$, and $P_c(4457)^+$ with double triangle cusps}", doi = "10.22323/1.385.0029", booktitle = "Proceedings of 10th International Workshop on Charm Physics {\textemdash} PoS(CHARM2020)", year = 2021, volume = "385", pages = "029" }