Houtzager, B. and Baerveldt, C. (1999), Just like Normal.
A Social Network Study of the Relation between Petty Crime
and the Intimacy of Adolescent Friendships.
Social Behavior and Personality 27, 177--192.
Snijders, Tom A.B, and Baerveldt, C. (2003),
A Multilevel Network Study of the Effects of Delinquent Behavior
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See https://www.stats.ox.ac.uk/~snijders/siena/BaerveldtData.html