Shofiah, Vivik, and Khairunnas Rajab. 2020. “THE TRAINING OF GRATEFULNESS IN IMPROVING LIFE MEANING OF CONVICTS AT CLASS 2 LPKA PEKANBARU”. Psikis : Jurnal Psikologi Islami 6 (1): 42-47. https://doi.org/10.19109/psikis.v6i1.4992.