It may take the links awhile to have any impact on your rankings.
Don’t be surprised if the links have no impact on your rankings at all.
It all goes back to the authority of the domain and the page itself.
Google ranks domains and pages both, and the link may not be worth much to them.
Though, it might bring you a little bit of traffic if many people visit the resource page.
Getting links on resource pages should only be one of the many things you do as a form of outreach to get links into your site.
A varied approach is always best when it comes to diversifying your backlink profile.