Cyclically Loaded Copper Slag Admixed Reinforced Concrete Beams with Cement Partially Replaced with Fly Ash oleh Sumathy Raju, Jagadheeswari Rathinam, Brindha Dharmar, Sasi Rekha, Siva Avudaiappan, Mugahed Amran, Kseniia Iurevna Usanova, Roman Fediuk, Pablo Guindos, Ramkumar Velayutham Ramamoorthy