Al-Nashmi MM, Al-Arwali MM. The Impact of Visionary Leadership on Strategic Supremacy: A Field Study on Pharmaceutical Companies Operating in the Capital Municipality of Sana’a, Yemen. J Manag HUM Sci [Internet]. 2023 Nov. 3 [cited 2024 Sep. 19];1(3):121-47. Available from: https://journals.ust.edu.ye/USTJMHS/article/view/34