Coplan, R. J., Prakash, K., O’Neil, K., & Armer, M. (2004). Do You ‘Want’ to Play? Distinguishing Between Conflicted Shyness and Social Disinterest in Early Childhood. Developmental Psychology, 40(2), 244–258. https://doi.org/10.1037/0012-1649.40.2.244
Hay, D. F., Payne, A., & Chadwick, A. (2004). Peer relations in childhood. Journal of Child Psychology and Psychiatry, 45(1), 84–108. https://doi.org/10.1046/j.0021-9630.2003.00308.x
Katz, J. C., & Buchholz, E. S. (1999). "I Did It Myself”: The Necessity of Solo Play for Preschoolers. Early Child Development and Care, 155(1), 39–50. https://doi.org/10.1080/0030443991550104
Ladd, G. W., Price, J. M., & Hart, C. H. (1988). Predicting Preschoolers’ Peer Status from Their Playground Behaviors. Child Development, 59(4). https://doi.org/10.2307/1130265
PEER RELATIONSHIPS AND SOCIAL COMPETENCE DURING EARLY AND MIDDLE CHILDHOOD - Annual Review of Psychology, 50(1):333. (n.d.). http://www.annualreviews.org/doi/full/10.1146/annurev.psych.50.1.333
Schonert-Reichl, Kimberly A. (n.d.). Enhancing cognitive and social–emotional development through a simple-to-administer mindfulness-based school program for elementary school children: A randomized controlled trial. Developmental Psychology, Vol 51(1), Jan, 2015. https://doi.org/10.1037/a0038454http://dx.doi.org.ezproxy4.lib.le.ac.uk/10.1037/a0038454.supp (Supplemental)
