1. Adams, B. N. (1968). Kinship in an urban setting. Chicago: Markham.
2. Allan, G. (1977). Sibling solidarity. Journal of Marriage and Family, 39, 177–184.
3. Anderson, L. A. (1984). Intervention against loneliness in a group of elderly women—A process evaluation. Human Relation, 37, 295–310.
4. Aruna, C. (2014). Social support of rural widows. Chennai: Today Publications.
5. Aruna, C. (2004). Sibling relationships in widowhood. In P. A. Reddy (Ed.), Problems of widows in India. New Delhi: Sarup and Sons.