Nikookar, Mohadeseh, Fekri, Roksana, Babaeianpour, Marzieh, Akhavan, Peyman (2021) ‘Identification and Analysis of Productivity Enhancing Dimensions in Lean Service: A Grounded Theory Research’, The Journal of Productivity Management, 15(4), pp. 51-68. doi:10.30495/qjopm.2020.1870505.2500