WILLIAM, Eshan. What is a sequel, prequel, spin-off and how are they different? [online]. 2023-09-07, [cit. 2025-05-06]. Dostupné online. (po anglicky)
FABRIKANT, Geraldine. Sequels of Hit Films Now Often Loser. The New York Times, 1991-03-12. Dostupné online [cit. 2025-05-05]. ISSN0362-4331. (po anglicky)
ON, Kyle DeGuzman. What is a Sequel — Sequel Examples & What Makes Them Good [online]. www.studiobinder.com, 2025-04-20, [cit. 2025-05-06]. Dostupné online. (po anglicky)
FABRIKANT, Geraldine. Sequels of Hit Films Now Often Loser. The New York Times, 1991-03-12. Dostupné online [cit. 2025-05-05]. ISSN0362-4331. (po anglicky)