Coplan, Robert J., Kavita Prakash, Kim O’Neil, and Mandana Armer, ‘Do You “Want” to Play? Distinguishing Between Conflicted Shyness and Social Disinterest in Early Childhood.’, Developmental Psychology, 40.2 (2004), 244–58 <https://doi.org/10.1037/0012-1649.40.2.244>
Hay, Dale F., Alexandra Payne, and Andrea Chadwick, ‘Peer Relations in Childhood’, Journal of Child Psychology and Psychiatry, 45.1 (2004), 84–108 <https://doi.org/10.1046/j.0021-9630.2003.00308.x>
Katz, Jill C., and Ester S. Buchholz, ‘"I Did It Myself”: The Necessity of Solo Play for Preschoolers’, Early Child Development and Care, 155.1 (1999), 39–50 <https://doi.org/10.1080/0030443991550104>
Ladd, Gary W., Joseph M. Price, and Craig H. Hart, ‘Predicting Preschoolers’ Peer Status from Their Playground Behaviors’, Child Development, 59.4 (1988) <https://doi.org/10.2307/1130265>
‘PEER RELATIONSHIPS AND SOCIAL COMPETENCE DURING EARLY AND MIDDLE CHILDHOOD - Annual Review of Psychology, 50(1):333’ <http://www.annualreviews.org/doi/full/10.1146/annurev.psych.50.1.333>
Schonert-Reichl, Kimberly A., ‘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)>
