Winahyu P, soraya Z, Satoto EB, Adelia S, Sarifuddin. Empowering School Students Through Simple Digital Marketing Portfolio Creation. IJCS [Internet]. 2025 Sep. 16 [cited 2025 Dec. 8];4(2):378-86. Available from: https://ejournal.ipinternasional.com/index.php/ijcs/article/view/1530