change article ingest script to run every 12h due to Hindawi backfills causing up to 5h runtimes and server strain when multiple copies of the script start
change article ingest script to run every 12h due to Hindawi backfills causing up to 5h runtimes and server strain when multiple copies of the script start

DOAJ/doaj,DOAJ/doaj,DOAJ/doaj,DOAJ/doaj