DOI                                                                                                  OWNER      DEPOSIT-TIMESTAMP         LAST-UPDATED   CITED-BY-COUNT

10.47494/ijpst                                                                                       10.52155   20210209212137235         2021-03-05     0             
10.47494/ijpst.v24.2                                                                                 10.52155   20210209212137235         2021-03-05     0             
10.47494/ijpst.v24.2.1                                                                               10.52155   20210209212137235         2021-03-05     0