1. Adams, R.G. (1989). Conceptual and methodological issues in studying friendships of older adults. In: Older Adult Friendship: Structure and Process, ed. R.G. Adams and R. Blieszner, Thousand Oaks, CA: Sage, pp. 17–41.
2. Adams, R.G. (1998). The demise of territorial determinism: Online friendships. In: Placing Friendship in Context, ed. R.G. Adams and G. Allan, Cambridge, UK: Cambridge University Press, pp. 153–182.
3. Adams, R.G. and Allan, G.A. (1998). Contextualising friendship. In: Placing Friendship in Context, ed. R.G. Adams and G. Allan, Cambridge, UK: Cambridge University Press, pp. 1–17.
4. Adams, R.G. and Blieszner, R. (1993). Resources for friendship intervention. Journal of Sociology and Social Welfare, 20:159–175.
5. Adams, R.G. and Blieszner, R. (1994). An integrative conceptual framework for friendship research. Journal of Social and Personal Relationships, 11:163–184.