Marsito, M, and Rina Saraswati. “Peningkatan Pemahaman Kader Lansia Di Posyandu Desa Bijiruyung Sempor Kebumen”. Prosiding University Research Colloquium (December 8, 2021): 25–29. Accessed April 19, 2025. https://repository.urecol.org/index.php/proceeding/article/view/1552.