B. K. Khazeal, M. M. Saleh, M. A. H. Ahmed, Z. C. Muda, S. N. Ragab, and A. Ebekozien, “Appraising correlation between international organisation for standardisation 50001 and green productivity: A study of workers in Baiji, Iraq”, Environ. Soc. Psychol., vol. 9, no. 9, Oct. 2024.