% pubman genre = article @article{item_2189990, title = {{A simple model of technological intensification}}, author = {Bettinger, Robert L. and Winterhalder, Bruce and McElreath, Richard}, language = {eng}, issn = {0305-4403}, doi = {10.1016/j.jas.2005.09.009}, publisher = {Academic Press}, address = {London}, year = {2006}, date = {2006-04}, journal = {{Journal of Archaeological Science}}, volume = {33}, number = {4}, pages = {538--545}, }