@article {VokRus1992,
	title = {On penalties in sport as measures of aggression},
	journal = {Social Behavior and Personality: an International Journal},
	volume = {20},
	number = {3},
	year = {1992},
	pages = {219{\textendash}225},
	publisher = {Scientific Journal Publishers},
	author = {Vokey, John R and Russell, Gordon W}
}
