It is ideal and copyright compatible to provide links to licensed content through the library databases because there is no reproduction of the work and users must login for access. Due to paywalls on subscription content some databases will require using a permalink. You can copy the link (alternately called persistent/durable/stable/permalink) from the individual database directly.
In an item record, under Details, a document url is provided.
Taylor & Francis:
Links can be copied directly from the browser.