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APA Citation
Pedreros, L., Cárdenas, F., Ramírez, N., & Forero, E. (2020). nDT Non-Destructive Test for Quality Evaluation of Concrete specimens by Ultrasonic Pulse Velocity measurement. IOP conference series, 844(1), . http://access.bl.uk/ark:/81055/vdc_100175500718.0x00000c