1. Clark, R.M., CL. Stafford, and J.A. Goodrich (1982). “Water distribution systems: A spatial and cost evaluation”,Journal of Water Resources Planning and Management, ASCE, Vol. 108, 243–256.
2. Deb, A.K., Hasit, Y.J., Grablutz, F.M. and Herz, R.K. (1997).Quantifying future rehabilitation and replacement needs of watermains, Report to the American Water Works Association Research Foundation, Roy F. Weston, Inc., West Chester, PA, USA.
3. Goulter, I.C. and A. Kazemi (1988). “Spatial and temporal groupings of water main pipe breakage in Winnipeg”,Canadian Journal of Civil Engineers, Vol. 15, pp. 91–97.
4. Kettler, A.J. and Goulter, I.C. (1985). “An analysis of pipe breakage in urban water distribution networks”,Canadian Journal of Civil Engineering, Vol. 12, p. 286.
5. Male, J.W., T.M. Walski, and A.H. Slutski (1990), “Analyzing water main replacement policies”,Journal of Water Resources Planning and Management, ASCE, Vol. 116, pp. 363–374.