To cite MRwarping in publications use:

Leen Slaets, Gerda Claeskens, Bernard W. Silverman (2013). Warping Functional Data in R and C via a Bayesian Multiresolution Approach. Journal of Statistical Software, 55(3), 1-22. URL http://www.jstatsoft.org/v55/i03/.

Corresponding BibTeX entry:

  @Article{,
    title = {Warping Functional Data in {R} and {C} via a {B}ayesian
      Multiresolution Approach},
    author = {Leen Slaets and Gerda Claeskens and Bernard W.
      Silverman},
    journal = {Journal of Statistical Software},
    year = {2013},
    volume = {55},
    number = {3},
    pages = {1--22},
    url = {http://www.jstatsoft.org/v55/i03/},
  }