1. Concrete Science, treaties on current research;Ramachandran,1981
2. Concrete Science, treaties on current research;Ramachandran,1981
3. Effects of urea on durability of reinforced concrete;Sadegzadeh;Magazine of Concrete Research,1993
4. Concrete Technology;Neville,1993
5. Use of rice hull ash to reduce temperature in high-strength mass concrete;Mehta;ACI Journal/February,1978