Page Comparison

Must match on OCLC number in 035 $a or $z

If there is a match, testing is done. 

ISBN (exact subfield match)/ 024 / 035 Match Method

(or ISSN version of serials)

1. Incoming 020 $a must match Alma 020 $a, or
2. Incoming 020 $z must match Alma 020 $z, or
3. 024 or 035 match

If there is a match, testing is done. 

Title Statement Extended Fuzzy Non-Serial Match Method

(or Serial version)

• ISSN
• ISBN
• LCCN
• CODEN
• OCLC unique number
• Other system number (035 field)

AND (???)  if there is a match on one of the above identifiers, year and format must match as follows: 

• Publication is one year or less as determined by:
  • MARC 21 positions 7-10 in the 008 field
• Identical format as determined by the record type specified in the LDR

IF THERE IS STILL NO MATCH:

If the incoming record has authors, Alma will test for author+title match as follows: 

• MARC 21 Title: 245 abknp 
• MARC 21 Author: 100 a-d,jq,u; 110 a-e,n,u; 111 a,c-e,n,q,u; 700 a-d,jq,u; 710 a-e,I,n,u; 711 a,c-e,I,j,n,q,u
• AND
• LDR format match AND pub year with within 1

IF THERE IS STILL NO MATCH:

Alma attempts to find records that have at least one matching title with:

In the event that multiple matches are found for any step, Alma will choose the bib that was added most recently