Lewis, M. J.; Wackowski, O. «Dealing With an Innovative Industry: A Look at Flavored Cigarettes Promoted by Mainstream Brands». American Journal of Public Health. Ncbi.nlm.nih.gov, 96, 2, 07-08-2005, pàg. 244–251. DOI: 10.2105/AJPH.2004.061200. PMC: 1470487. PMID: 16380563.
«Cigarette Vending Packs». Licensed Trade Vending Supplies. Arxivat de l'original el 13 October 2004. [Consulta: 15 abril 2008].
nih.gov
ncbi.nlm.nih.gov
Lewis, M. J.; Wackowski, O. «Dealing With an Innovative Industry: A Look at Flavored Cigarettes Promoted by Mainstream Brands». American Journal of Public Health. Ncbi.nlm.nih.gov, 96, 2, 07-08-2005, pàg. 244–251. DOI: 10.2105/AJPH.2004.061200. PMC: 1470487. PMID: 16380563.