Ambarwati R, Saputro A, Fathurochman. Measurement Model For Competitive Advantage Of Product. umsidapress [Internet]. 2021 Sep. 22 [cited 2025 Jul. 1];:1-46. Available from: https://press.umsida.ac.id/index.php/umsidapress/article/view/978-623-7578-81-9