Pretensioned BFRP reinforced concrete beams: Flexural behaviour and estimation of initial prestress lossesAna Pavlović, Ted Donchev, Diana Petkova, Mukesh Limbachiya and Refad AlmuhaisenMATEC Web Conf., 289 (2019) 09001DOI: https://doi.org/10.1051/matecconf/201928909001