K. Rahali, A. Chaouch, E. Aouane, S. Chbika, A. Khohmimidi, M. Kouzer, A. Elouali "Sustainable Development Practices in the Moroccan Small and Medium Enterprise: by What means and for What Purpose", Advances in Science, Technology and Engineering Systems Journal, vol. 5, no. 5, pp. 630-636 (2020).