Article Title: Retraction notice: ‘Metaheuristically optimized nano-MgO additive in freeze-thaw resistant concrete: a charged system search-based approach’ - Mehdi Yazdchi et al 2021 Eng. Res. Express 3 035001
Journal Title: Engineering Research Express
Article Type: paper
Copyright Information: © 2023 IOP Publishing Ltd
Publication dates
Date Received: 2023-03-23
Date Accepted: 2023-03-23
Online publication date: 2023-04-04