1. ASTM. 2018. ASTM C78/C78M-16: Standard Test Method for Flexural Strength of Concrete (Using Simple Beam with Third-Point Loading). United States, Pennsylvania: ASTM International.
2. Precast Concrete Structures
3. Englekirk, R. E. 2003. Seismic Design of Reinforced and Precast Concrete Buildings. Hoboken, New Jersey, USA: John Wiley & Sons.
4. FEMA. 2007. FEMA 416: Interim Testing Protocols for Determining the Seismic Performance Characteristics of Structural and Nonstructural Components. Washington, D.C., USA: Federal Emergency Management Agency.