1. U.N. DeSA, World population prospects: the 2012 revision. Population division of the department of economic and social affairs of the United Nations Secretariat, New York 18 (2013).
2. Directive 2010/31/EU of the European Parliament and of the Council of 19 May 2010 on the energy performance of buildings (recast);Recast;Official J. Eur. Union,2010
3. Gamma radiation as a recycling tool for waste materials used in concrete;Gonzalo;Evol. Ioniz. Radiat. Res.,2015
4. Properties of recycled aggregate concrete, Indian;Ramamurthy;Concr. J.,1998
5. Concrete using waste oil palm shells as aggregate;Basri;Cem. Concr. Res.,1999