@article{KUNTZ99_JQSRT,
   author = "M. Kuntz and M. H{\"o}pfner",
   title  = "Efficient line--by--line calculation of absorption coefficients",
   journal= "J. Quant. Spectrosc. Radiat. Transfer",
   volume = "63",
   pages  = "97-114",
   number = "1",
   year   = "1999"   }