1. Optimum design of urban wastewater collection networks;Dajani;J. San. Eng. Div., ASCE,1972
2. Design of sewers to facilitate flow;Camp;Sewage Works J.,1946
3. A heuristic aid for the design of sewer networks;Liebman;J. San. Eng. Div., ASCE,1967
4. The investigation of sewer network by computer;Cook;J. Inst. of Civ. Eng., Part 2,1977
5. Sewer network scheme for digital computations;Mays;J. Envir. Eng., ASCE,1978