BibTeX for "Marginal Maximum Likelihood Estimation of Item Response Models in R"

@article{Johnson:2007:JSSOBK:v20i10,
  author =	"Matthew S. Johnson",
  title =	"Marginal Maximum Likelihood Estimation of Item Response Models in R",
  journal =	"Journal of Statistical Software",
  volume =	"20",
  number =	"10",
  pages =	"1--24",
  day =  	"22",
  month =	"2",
  year = 	"2007",
  CODEN =	"JSSOBK",
  ISSN = 	"1548-7660",
  bibdate =	"2007-02-22",
  URL =  	"http://www.jstatsoft.org/v20/i10",
  accepted =	"2007-02-22",
  acknowledgement = "",
  keywords =	"",
  submitted =	"2006-10-01",
}