@article {,
	title = {Spatial distribution of flint and obsidian artifacts at Tikal, Guatemala},
	journal = {Center for Archaeological Research. University of Texas at San Antonio special report},
	number = {4},
	year = {1976},
	note = {Source of data: Anthropological Literature, Harvard UniversityMaya lithic studies: papers from the 1976 Belize field symposium},
	pages = {91-108},
	publisher = {San Antonio},
	keywords = {Tikal--Archaeology--Methods--Spatial analysis, Tikal--Archaeology--Stone implements},
	author = {Moholy-Nagy, Hattula}
}