TY - RPRT TI - A nonlocal continuum model for biological aggregation. AU - Chad M Topaz AU - Andrea L Bertozzi AU - Mark A Lewis PY - 2006 DO - 10.1007/s11538-006-9088-6 UR - https://pubmed.ncbi.nlm.nih.gov/16858662/ ID - 16858662 ER -