Publishing Open Access is not necessarily upon payment. There are several ways to make an article available in open access.
CNR signed a read-only contract with this publisher.
For further information consult the page "CNR Contracts" on the "Pubblicare Open Access al CNR" [Publishing Open Access at CNR] website.
ACM Open Access
- Green OA
- Embargo - ACM does not foresee any embargo.
- Gold OA