Annisadina T, Fernanda B. AGEING POPULATION AND ITS IMPLICATIONS FOR URBAN PLANNING IN SURABAYA CITY. J-3P [Internet]. 2024 Nov. 30 [cited 2025 Aug. 24];9(2):136-53. Available from: https://appdev.ipdn.ac.id/index.php/JPDPP/article/view/4697