OUABDESSELAM, L., and F. NOUI. “THE ALGERIAN FAMILY BUSINESS AND THE UPGRADING PROGRAMS: A QUALITATIVE APPROACH”. International Journal of Research -GRANTHAALAYAH, vol. 5, no. 4, Apr. 2017, pp. 238-45, doi:10.29121/granthaalayah.v5.i4.2017.1816.