Tolong jelaskan mengenai Nikolai Grube dari Caracol

1994 Epigraphic Research at Caracol, Belize. In Studies in the Archaeology of Caracol, Belize, edited by Diane Z. Chase and Arlen F. Chase. Pre-Columbian Art Research Institute, San Francisco, California.

Cristophe Helmke, Harri Kettunen, and Stanley Guenter

2006 Comments on the Hieroglyphic Texts of the B-Group Ballcourt Markers at Caracol, Belize. Wayeb Notes 23:1-27.