Morineau, Guy; Neilsen, Graham; Heng, Sopheab; Phimpachan, Chansy; Mustikawati, Dyah E (2011-08-01). "Falling through the cracks: contraceptive needs of female sex workers in Cambodia and Laos". Contraception. 84 (2): 194–198. doi:10.1016/j.contraception.2010.11.003. ISSN0010-7824. PMID21757062.
Lyttleton, Chris; Vorabouth, Sisouvanh (24 March 2011). "Trade circles: aspirations and ethnicity in commercial sex in Laos". Culture, Health & Sexuality. 13 (sup2): S263 –S277. doi:10.1080/13691058.2011.562307. PMID21442500. S2CID43522736.
Morineau, Guy; Neilsen, Graham; Heng, Sopheab; Phimpachan, Chansy; Mustikawati, Dyah E (2011-08-01). "Falling through the cracks: contraceptive needs of female sex workers in Cambodia and Laos". Contraception. 84 (2): 194–198. doi:10.1016/j.contraception.2010.11.003. ISSN0010-7824. PMID21757062.
Lyttleton, Chris; Vorabouth, Sisouvanh (24 March 2011). "Trade circles: aspirations and ethnicity in commercial sex in Laos". Culture, Health & Sexuality. 13 (sup2): S263 –S277. doi:10.1080/13691058.2011.562307. PMID21442500. S2CID43522736.
Lyttleton, Chris; Vorabouth, Sisouvanh (24 March 2011). "Trade circles: aspirations and ethnicity in commercial sex in Laos". Culture, Health & Sexuality. 13 (sup2): S263 –S277. doi:10.1080/13691058.2011.562307. PMID21442500. S2CID43522736.
Morineau, Guy; Neilsen, Graham; Heng, Sopheab; Phimpachan, Chansy; Mustikawati, Dyah E (2011-08-01). "Falling through the cracks: contraceptive needs of female sex workers in Cambodia and Laos". Contraception. 84 (2): 194–198. doi:10.1016/j.contraception.2010.11.003. ISSN0010-7824. PMID21757062.