1. Study of concrete involving use of waste paper sludge ash as partial replacement of cement;Ahmad;IOSR J. Eng.,2013
2. Study of concrete involving use of waste paper sludge ash as partial replacement of cement;Ahmad;IOSR J. Eng. (IOSRJEN),2013
3. Application of paper sludge ash in construction industry – a review;Amit,2016
4. Fly ash-based eco-friendly geopolymer concrete: A critical review of the long-term durability properties;Amran;Constr. Build. Mater.,2021
5. Standard specification for coal fly ash and raw or calcined natural pozzolan for use in concrete;ASTM C618,1999