column
2023, 9(1): 1-2.
DOI: 10.52601/bpr.2023.230901
2023, 9(1): 3-14.
DOI: 10.52601/bpr.2023.220016
2023, 9(1): 15-25.
DOI: 10.52601/bpr.2023.220025
2023, 9(1): 26-32.
DOI: 10.52601/bpr.2023.230002