To cite psvr in publications, please use the accompanying paper:

  Benavides-Herrera P, Álvarez G, Ruiz-Cruz R, Sánchez-Torres JD
  (2026). “A Unified Family of Percentage-Error Support Vector
  Regression Models with Symmetric Kernel Extensions.” _Mathematics_,
  *14*(10), 1679. doi:10.3390/math14101679
  <https://doi.org/10.3390/math14101679>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {A Unified Family of Percentage-Error Support Vector Regression Models with Symmetric Kernel Extensions},
    author = {Pablo Benavides-Herrera and Gregorio Álvarez and Riemann Ruiz-Cruz and Juan Diego Sánchez-Torres},
    journal = {Mathematics},
    publisher = {MDPI},
    year = {2026},
    volume = {14},
    number = {10},
    pages = {1679},
    doi = {10.3390/math14101679},
  }