2. Geoffrey Payne and Alain Durand-Lasserve. 2012. “Holding On: Security of Tenure – Types, Policies, Practices and Challenges.”www.ohchr.org/Documents/Issues/Housing/SecurityTenure/Payne-Durand-Lasserve-BackgroundPaper-JAN2013.pdf.
2. Payne, Geoffrey និង Alain Durand-Lasserve (២០១២). “ការបន្ត ៖ សន្តិសុខកម្មសិទ្ធិ- ប្រភេទ គោលនយោបាយ ការអនុវត្ត និងបញ្ហាប្រឈម” http://www.ohchr.org/Documents/Issues/Housing/SecurityTenure/Payne-Durand-Lasserve-BackgroundPaper-JAN2013.pdf