@article{Drgas-Burchardt:2011,
  author  = "E. Drgas-Burchardt",
  title   = "On prime inductive classes of graphs",
  journal = "European Journal of Combinatorics",
  volume  = "Vol. 32",
  number  = "no 8",
  pages   = "1317--1328",
  year    = "2011",
}