@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} }