Re: Can a work survive the death of their creators?
Yes there have been several albums since he stopped drawing, but always under his supervision. He said 2 years ago that was concerned about what would happen after he left and preferred that the series stop with him: https://fr.wikipedia.org/wiki/Astérix#L'apres_Uderzo
No one has been allowed to take over Tintin albums after Hergé's death. If that's what Uderzo wanted too, his successors will see to it.