Nutrient balances and maintenance requirements for nitrogen and energy in desert tortoises () consuming foragesv. 112No. 3-4537–545
Barboza, Perry S. 1995. "Nutrient balances and maintenance requirements for nitrogen and energy in desert tortoises (Xerobates agassizii) consuming forages." Comparative Biochemistry and Physiology. Part A, Molecular & Integrative Physiology, 112, (3-4) 537–545.