Zukas, M. E. (1996). Diversity and Development: Futures in the Education of Adults. Proceedings of the Annual Conference (26th, Leeds, England, July 2-4, 1996). University of Sheffield, S C U T R E A Division of Adult Continuing Education.
Zwiauer, K. F. M. (2000). "Prevention and treatment of overweight and obesity in children and adolescents." European Journal of Pediatrics 159: S56-S68.