To cite package 'yaImpute' in publications use:

Crookston, Nicholas L.; Finley, Andrew O. 2007. yaImpute: An R Package for k-NN Imputation. Journal of Statistical Software. 23(10):1-16.

Corresponding BibTeX entry:

  @Article{,
    title = {yaImpute: An R Package for kNN Imputation},
    author = {Nicholas L. Crookston and Andrew O. Finley},
    journal = {Journal of Statistical Software},
    volume = {23},
    number = {10},
    day = {10},
    month = {10},
    year = {2007},
    coden = {JSSOBK},
    issn = {1548-7660},
    bibdate = {2007-10-10},
    url = {http://www.jstatsoft.org/v23/i10},
    accepted = {2007-10-10},
    submitted = {2007-06-20},
  }