Tsai, Michael (2004). «Privacy issues plague picture phones». The Honolulu Advertiser (Gannett Company). Consultado el 2006. «... because of the growing popularity of camera-equipped cell phones.»
Napolitano, Jo (2003). «Hold It Right There, And Drop That Camera». The New York Times (The New York Times Company). Consultado el 2008. «... the proliferation of camera phones had helped give new life to "upskirt" or "down blouse" photography.»
smh.com.au
«Upskirting to become a crime». smh.com.au (The Sydney Morning Herald). 2006. Consultado el 2007. «Voyeurs who secretly take pictures up women's skirts or down their blouses will face a crackdown under draft uniform national laws criminalizing the practice.»