rec('245','a')
)
);
-search( 'issn', rec('022','a') );
+search( 'issn',
+ join_with(' ; ',
+ rec('022','a'),
+ rec('022','y')
+ )
+);
search( 'publisher',
regex('s/,$//',
rec('260','b')
)
);
search( 'url', rec('856','u') );
-search( 'urlp', rec('856','u') );
+search( 'urlpe', rec('856','u') );
search( 'collection',
config('input description')
)