. . . . . "Availability (in contrast to DOIs), easy maintenance of local handle server, etc" . . . . "2020-12-31"^^ . "2020-01-01"^^ . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCoKFb7LKlXyBB7BUvjFF9bDJNk0WxH3Xerr4H3v/VCiRVshEDl3BZVekbMMmdRe+TOPyc8AOLd9IAL2VfVVD/T0rmCHk7Pw7DQjI96mwyeXhE7f4g0WG5UT5Pxxm0Rzy7IrYnEaaVDs7dkZUt952M6qWlHfTwCQDcXJhZfLiXoMwIDAQAB" . "D2gJuqLf17VpfHXiLW8NzKzklH+l5jiIOW3Skp70pjVWulsUja7pRXs+x3rk7+/YvoLRfNxlvclesN8g/EY8MAPGAPgNVwxxdiV1MZ6lWBoOt5atRqjDUjasFIcfU9B0cN7DpVooCRnCDlosWEGtYQFidQIDF90mJf8n0WzNhbo=" . . "2022-07-20T08:49:27Z"^^ . . . .