Tracing Potential School Shooters in the Digital Sphere. - Jari Veijalainen; Alexander Semenov; Jorma Kyppö (ISA, 2010)

Analysing the presence of school-shooting related communities at social media sites. - Alexander Semenov; Jari Veijalainen; Jorma Kyppö (Int. J. Multim. Intell. Secur., 2010)