Tarigan, Nerys, 		Jayaningrum, Siti, AND 		Kinasih, Evityasakti.
" Pengaruh Strategi Diferensiasi dan Promosi terhadap Keunggulan Bersaing Maskapai Penerbangan Garuda Indonesia" <em>Journal of Information System, Applied, Management, Accounting and Research</em> [Online], Volume 8 Number 1 (9 February 2024)