Pre-onlines
DOI: jumd-2023/jumd.2023.16 20 Nov 2023
DOI: 10.20517/2572-8180.2023.12 31 Dec 1969
DOI: 2572-8180.2020.003 31 Dec 1969
DOI: 10.20417/jumd.2053.10 31 Dec 1969
DOI: 10.20517/2-8181.2028 31 Dec 1969
DOI: jumd/jumd.2421.02 31 Dec 1969
DOI: jumd/ir.2421.02 31 Dec 1969
DOI: jumd/jnumd.2421.02 31 Dec 1969
DOI: 10.20517/jumd.2069.19 31 Dec 1969
DOI: 10.20417/jumd.20121.101 31 Dec 1969
