To cite multiwave in publications use:

Achard S, Gannaz I (2019). “Wavelet-Based and Fourier-Based Multivariate Whittle Estimation: multiwave.” Journal of Statistical Software, 89(6), 1–31. doi:10.18637/jss.v089.i06.

Corresponding BibTeX entry:

  @Article{,
    title = {Wavelet-Based and {F}ourier-Based Multivariate {W}hittle
      Estimation: {multiwave}},
    author = {Sophie Achard and Ir{\`e}ne Gannaz},
    journal = {Journal of Statistical Software},
    year = {2019},
    volume = {89},
    number = {6},
    pages = {1--31},
    doi = {10.18637/jss.v089.i06},
  }