Ilvy Rahmi Auliya, Afrinaldi Afrinaldi, Zulfani Sesmiarni, and Linda Yarni, “Ego Integrity Pada Lansia Di Korong Punco Ruyung Nagari Batu Kalang, Kec. Padang Sago, Kab. Padang Pariaman”, Concept, vol. 2, no. 1, pp. 260–274, Mar. 2023.