@article{JaentschiL168 ,year = "2009" ,journal = "Applied Medical Informatics" ,jabbre1 = "Appl. Med. Inform." ,jabbre2 = "Appl Med Inform" ,title = "Counting polynomials on regular iterative structures" ,author = "Jäntschi, Lorentz and Bolboacă, Sorana D." ,volume = "24" ,number = "1-2" ,pages = "67-95" ,ISSN = "1224-5593" ,url = "http://lori.academicdirect.org/pdfs/200/194.pdf" }