PFAMMATTER, R. and SCHERTENLEIB, R., 1996. Non-governmental refuse collection systems. IN: Pickford, J. et al. (eds). Reaching the unreached - Challenges for the 21st century: Proceedings of the 22nd WEDC International Conference, New Delhi, India, 9-13 September 1996, pp.335-338.
This is a conference paper.
This work was carried out with financial support of the Swiss Development Cooperation (SDC).