1. Ainsworth L. D. Phelps S. and Cantrell D. (1989). “Slip‐lining avoids replacement of break‐plagued sewer force main.” Public Works Aug. 73–74.
2. America's infrastructure: a plan to rebuild . (1983). Associated General Contractors Washington D.C.
3. Bible D. W. (1992). “Trenchless sewer reconstruction in Nashville.” Water Envir. and Tech. May 44–46.
4. Civil Engineering Research Foundation. (1991). “Setting a national research agenda for the civil engineering profession.” Final Rep. Civil Engineering Research Foundation Washington D.C. 1 Aug.
5. Civil Infrastructure Systems Task Group. (1993). “Civil infrastructure systems research: strategic issues.” (1993). Report Civ. Infrastructure Systems Task Group Nat. Sci. Foundation Washington D.C.