Ongkowijoyo, G., T. F. Sutrisno, and T. Teofilus. “Performance Achievements of Family Business through Successor Readiness and The Relationship Between Family and Business Members”. Jurnal Manajemen Teori Dan Terapan| Journal of Theoretical and Applied Management, vol. 13, no. 2, Aug. 2020, pp. 198-14, doi:10.20473/jmtt.v13i2.19397.