TY - JOUR AU - Rashmawi, Elias A. AU - Grismer, Mark E. TI - Groundwater flows to the San Joaquin River JF - California Agriculture JO - Calif Agr Y1 - 1987/05/01 VL - 41 IS - 5 SP - 18 EP - 19 PB - University of California Agriculture and Nature Resources SN - 0008-0845 UR - http://www.ucanr.edu/sites/calagjournal/archive/?article=ca.v041n05p18 AB - Groundwater may represent only a fraction of one percent of the river's total annual flow.