1. Ad Spijkers, M. (2010). Implications of climate change on agriculture and food security in South Asia. In R. Lal, M. V. K. Sivakumar, S. M. A. Faiz, A. H. M. Mustafizur Rahman, & K. R. Islam (Eds.), Climate change and food security in South Asia (pp. 217–228). Springer.
2. Adair, M. J., & Drass, R. D. (2011). Patterns of plant use in the prehistoric Central and Southern Plains. In B. D. Smith (Ed.), The subsistence economies of indigenous North American societies (pp. 307–352). Smithsonian Institution.
3. Adams, K. R. (2015). The archaeology and agronomy of ancient maize (Zea mays L.). In S. E. Ingram & R. C. Hunt (Eds.), Traditional arid lands agriculture (pp. 15–53). University of Arizona Press.
4. Adimo, A. O., Njoroge, J. B., Claessens, L., & Wamocho, L. S. (2012). Land use and climate change adaptation strategies in Kenya. Mitigation & Adaptation Strategies for Global Change, 17, 153–171.
5. Alt, S. (2002). Identities, traditions, and diversity in Cahokia’s uplands. Midcontinental Journal of Archaeology, 27(2), 217–235.