Relawan Jurnal Indonesia (RJI) as Crossref Sponsoring Organization. 1) Facilitate content registration with Crossref on behalf of sponsored members/ organizations; 2) Handle billing on behalf of sponsored members/organizations; 3) Pay one annual fee which covers all of the sponsored members/ organizations you work with based on the total annual publications revenue of those members/organizations; 4) Work in a specific community segment or region and can provide support and promotion of Crossref activities and services.