@article{JaentschiL297
,year = "2003"
,journal = "UNITECH'03 International Scientific Conference"
,title = "Coals analysis by sample study"
,author = "Jäntschi, Lorentz and Pică, Elena M."
,pages = "263-266"
,ISSN = "954-683-167-0"
,url = "http://lori.academicdirect.org/pdfs/100/052.pdf"
}