Hutabarat IS, Hutabarat SV, Panggabean YTU, Hanum R. Market share analysis and market segmentation of android-based mobile phone products in sibolga city: market share. Mantik [Internet]. 2024Aug.30 [cited 2026May5];8(2):1007-14. Available from: https://iocscience.org/ejournal/index.php/mantik/article/view/5419