To cite package ‘VIC5’ in publications use:

  Zhong R, Kong D, Chen X, Wang Z, Lai C (2026). _VIC5: The Variable
  Infiltration Capacity (VIC) Hydrological Model_. R package version
  0.2.7, <https://github.com/rpkgs/vic5>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {VIC5: The Variable Infiltration Capacity (VIC) Hydrological Model},
    author = {Ruida Zhong and Dongdong Kong and Xiaohong Chen and Zhaoli Wang and Chengguang Lai},
    year = {2026},
    note = {R package version 0.2.7},
    url = {https://github.com/rpkgs/vic5},
  }