Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Tadaki Shin–ichi,Distribution of Jam Clusters in a Two-Dimensional Cellular Automaton Traffic Flow Model with Open Boundaries.,Journal of the Physical Society of Japan,00319015,THE PHYSICAL SOCIETY OF JAPAN,1997,66,3,514-517,https://cir.nii.ac.jp/crid/1390282679156483840,https://doi.org/10.1143/jpsj.66.514