G. J. Geldhof, Bowers, E. P., Gestsdóttir, S., Napolitano, C. M., and Lerner, R. M.,
“Self-regulation across adolescence: Exploring the structure of selection, optimization, and compensation”,
Journal of research on adolescence, vol. 25, pp. 214–228, 2015.
R. M. Lerner, Bowers, E. P., Geldhof, G. J., Gestsdóttir, S., and Desouza, L.,
“Promoting positive youth development in the face of contextual changes and challenges: the roles of individual strengths and ecological assets.”,
New directions for youth development, vol. 2012, no. 135, pp. 119-28, 2012.
K. K. Stefansson, Gestsdóttir, S., Geldhof, G. J., Skulason, S., and Lerner, R. M.,
“A Bifactor Model of School Engagement: Assessing General and Specific Aspects of Behavioral, Emotional and Cognitive Engagement among Adolescents”,
International Journal of Behavioral Development, vol. 40, pp. 471–480, 2016.
A. von Suchodoletz, Gestsdóttir, S., Wanless, S. B., McClelland, M. M., Birgisdottir, F., Gunzenhauser, C., and Ragnarsdottir, H.,
“Behavioral self-regulation and relations to emergent academic skills among children in Germany and Iceland”,
Early Childhood Research Quarterly, vol. 28, no. 1, pp. 62 - 73, 2013.