1.
Rohilah R, Sunarya E, Danial RDM. Analysis of Competitive Strategy Innovations: Case A Course and Training Institutes AHA Smart Matematika Jakarta. IJEC [Internet]. 2023 Jul. 31 [cited 2024 Nov. 26];2(2):231-43. Available from: https://ejournal.ipinternasional.com/index.php/ijec/article/view/479