Open access filter
Syntax
The open access filter parameter uses the following syntax:
s.oaf=<boolean></boolean>
A query string may contain only one s.oaf parameter. The default value for this parameter, if unspecified, is false.
Function
The open access filter parameter is useful to filter the Summon results by open access content only.
Example – Using the open access filter parameter
This query string filters results by open access content only. Each document in the response will contain the IsOpenAccess “true” field.
s.oaf=true