Roller Coasters! Record Breakers & Fan Favorites
Randy J Dreamer
August 21, 2014. Archived from the original on August 22, 2014. Retrieved
August 22, 2014. Marden, Duane. “Roller Coaster Records Holders By Height”.
Roller Coaster Database. Retrieved August 22, 2014. Marden, Duane. “Steel
Dragon ...