1. Ajrouch, K. J., Antonucci, T. C., & Janevic, M. R. (2001). Social networks among blacks and whites: The interaction between race and age. The Journals of Gerontology Series B, Psychological Sciences and Social Sciences, 56(2), 112–118.
2. Antonucci, T. C., Birditt, K. S., & Akiyama, H. (2009). Convoys of social relations: An interdisciplinary approach. In V. L. Bengtson, D. Gans, N. M. Putney, & M. Silverstein (Eds.), Handbook of theories of aging (pp. 247–259). New York, NY: Springer.
3. Baier, D., Kemme, S., Hanslmaier, M., Doering, B., Rehbein, F. & Pfeiffer, C. (2011) Kriminalitätsfurcht, Strafbedürfnisse und wahrgenommene Kriminalitätsentwicklung. Ergebnisse von Bevölkerungsrepräsentativen Befragungen aus den Jahren 2004, 2006 und 2010, [fear of crime, puntiveness and perceived crime trends. results from representative surveys from the years 2004, 2006 and 2010] KFN-Research Report No. 117, Hannover, Germany: Criminological Research Institute of Lower Saxony.
4. Cossman, J. S., & Rader, N. E. (2011). Fear of crime and personal vulnerability: Examining self-reported health. Sociological Spectrum, 31(2), 141–162.
5. De Donder, L., De Witte, N., Buffel, T., Dury, S., & Verté, D. (2012a). Social capital and feelings of unsafety in later life: A study on the influence of social networks, place attachment, and civic participation on perceived safety in belgium. Research on Aging, 34(4), 425–448.