To cite ggmsa in publications use:

  Guangchuang Yu. (2022). Data Integration, Manipulation and
  Visualization of Phylogenetic Trees (1st edition). Chapman and
  Hall/CRC.

A BibTeX entry for LaTeX users is

  @Book{,
    title = {Data Integration, Manipulation and Visualization of Phylogenetic Treess},
    author = {Guangchuang Yu},
    publisher = {Chapman and Hall/{CRC}},
    year = {2022},
    edition = {1st edition},
    url = {https://www.amazon.com/Integration-Manipulation-Visualization-Phylogenetic-Computational-ebook/dp/B0B5NLZR1Z/},
  }

  L Zhou, T Feng, S Xu, F Gao, TT Lam, Q Wang, T Wu, H Huang, L Zhan, L
  Li, Y Guan, Z Dai, G Yu. ggmsa: a visual exploration tool for
  multiple sequence alignment and associated data. Bioinformatics.
  2022, 23(4):bbac222. 10.1093/bib/bbac222

A BibTeX entry for LaTeX users is

  @Article{,
    title = {ggmsa: a visual exploration tool for multiple sequence alignment and associated data},
    author = {Lang Zhou and Tingze Feng and Shuangbin Xu and Fangluan Gao and Tommy T Lam and Qianwen Wang and Tianzhi Wu and Huina Huang and Li Zhan and Lin Li and Yi Guan and Zehan Dai and Guangchuang Yu},
    journal = {BRIEFINGS IN BIOINFORMATICS},
    volume = {23},
    issue = {4},
    year = {2022},
    month = {06},
    issn = {1467-5463},
    doi = {10.1093/bib/bbac222},
    pmid = {35671504},
    url = {https://academic.oup.com/bib/article-abstract/23/4/bbac222/6603927},
  }