Marlène MWANZA KAYEMBE 2026. Marketing strategies and the development of competitive positioning for telecommunications companies in KOLWEZI: A comparative analysis of Vodacom and airtel. International Journal of Scientific Research and Innovative Studies. 5, 6 (Nov. 2026), 47 to 57. DOI:https://doi.org/10.63883/ijsrisjournal.v5i6.1036.