RETRACTED: Economic efficiency of production of knitted fabrics per unit of time Nurulla Ismailov, Nargiza Nabidjanova, Dilrabo Rayimberdiyeva, Rashida Ergasheva and Saida Mamatkulova E3S Web Conf., 538 (2024) 04013 Published online: 14 June 2024 DOI: 10.1051/e3sconf/202453804013