Wiener, Richard L.; Richter, Erin (2008). "Symbolic hate: Intention to intimidate, political ideology, and group association". Law and Human Behavior. American Psychological Association. 32 (6): 463–476. doi:10.1007/s10979-007-9119-3. PMID18030607.
nih.gov
ncbi.nlm.nih.gov
Wiener, Richard L.; Richter, Erin (2008). "Symbolic hate: Intention to intimidate, political ideology, and group association". Law and Human Behavior. American Psychological Association. 32 (6): 463–476. doi:10.1007/s10979-007-9119-3. PMID18030607.