How do Birkomius and Bisschop's once-per-turn resource abilities work when other players follow?

Question

Accepted Answer

Using the planet on your turn lasts for the rest of your turn, not just that action. You gain one resource for each follow by another player after you take the action, and the bonus cannot be stacked.

Tiny Epic Galaxies

How do Birkomius and Bisschop's once-per-turn resource abilities work when other players follow?