In current iteration of Koha ILS, given the following marc authorities in marcxml format: The first record: <record> <leader>01877nz a2200433o 4500</leader> <controlfield tag="001">1</controlfield> .... </datafield> <datafield tag="151" ind1=" " ind2=" "> <subfield code="a">Borneo</subfield> </datafield> <datafield tag="550" ind1=" " ind2=" "> <subfield code="w">g</subfield> <subfield code="a">South East Asia</subfield> <subfield code="c">c_7260</subfield> </datafield> </record> The second record: <record> <leader>02462nz a2200553o 4500</leader> <controlfield tag="001">2</controlfield> ... <datafield tag="151" ind1=" " ind2=" "> <subfield code="a">South East Asia</subfield> </datafield> <datafield tag="550" ind1=" " ind2=" "> <subfield code="w">h</subfield> <subfield code="a">Borneo</subfield> <subfield code="c">c_1017</subfield> </datafield> </record> Is there a way in linking Borneo with Southeast Asia and vice versa? Such that the control no. is added in 550 tag like below: Authority Record no. 1: <datafield tag="151" ind1=" " ind2=" "> <subfield code="a">Borneo</subfield> </datafield> <datafield tag="550" ind1=" " ind2=" "> <subfield code="w">g</subfield> <subfield code="a">South East Asia</subfield> <subfield code="c">c_7260</subfield> <subfield code="0">2</subfield> </datafield> Authority Record no. 2: <datafield tag="151" ind1=" " ind2=" "> <subfield code="a">South East Asia</subfield> </datafield> <datafield tag="550" ind1=" " ind2=" "> <subfield code="w">h</subfield> <subfield code="a">Borneo</subfield> <subfield code="c">c_1017</subfield> <subfield code="0">1</subfield> Or if this was in MARC: =001 1 =035 \\$ac_1017 =151 \\$aBorneo =550 \\$wg$aSouth East Asia$cc_7260$02 =LDR 02462nz a2200553o 4500 =001 2 =035 \\$ac_7260 =151 \\$aSouth East Asia =550 \\$wh$aBorneo$cc_1017$01 Has anybody done such use case? Or is this possible in Koha? Is there a cronjob that should be run in order to link or merge these authorities? I see the merge authority cron job merges the authorities with the biblios. Thanks in advance and cheers! -- View this message in context: http://koha.1045719.n5.nabble.com/koha-authorities-update-linking-authoritie... Sent from the Koha-general mailing list archive at Nabble.com.