update_gsp

• correct typos in summary
• add reading material

added 1 commit

• efad0f89 - Fix typos

Compare with previous version

Are you still working on updates or can we merge this?

added 20 commits

• efad0f89...144dc0a0 - 18 commits from branch main
• 94a64802 - correct typos and add reading material
• a5e5f2ff - Fix typos

Compare with previous version

merged

mentioned in commit d4f40284

@m300575 feel free to change more than typos ;-)