1. Fostering social ties through a volunteer role: Implications for older-adults' psychological health;K.;International Journal of Aging and Human Development,2003
2. Davies C. & Williams D. (2002). The grandparent study 2002 report. Washington DC: AARP (May) Davies C. & Williams D. (2002). The grandparent study 2002 report. Washington DC: AARP (May)
3. Family story play
4. https://blogs.skype.com/2016/04/07/skype-and-right-to-learn-help-children-have-a-brighter-future/?cm_mmc=SMFB_7001B1-2.%20Skype%20Evergreen (last accessed September 17 2016) https://blogs.skype.com/2016/04/07/skype-and-right-to-learn-help-children-have-a-brighter-future/?cm_mmc=SMFB_7001B1-2.%20Skype%20Evergreen (last accessed September 17 2016)