00492nas 2200181z- 450 9965528679033162987-0828(CKB)5600000000763742(EXLCZ)99560000000076374220231025cuuuuuuuu -u- -engIndonesian Journal of PhysicsIndonesiaInstitut Teknologi Bandung2301-8151 JOURNAL996552867903316Indonesian Journal of Physics3574439UNISA