1981
https://doie.org/10.0708/IJMMS.2024871047
1987
https://doie.org/10.0708/JSOE.2024946720
1989
https://doie.org/10.0708/CAST.2024677771
1991
https://doie.org/10.0705/2024501431
1994
https://doie.org/10.0704/RIE.2024937349
1995
https://doie.org/10.0703/INSPIRA.2024142628