AXTELL, James; STURTEVANT, William C. The Unkindest Cut, or Who Invented Scalping. The William and Mary Quarterly. 1980, roč. 37, čís. 3, s. 451–472. Dostupné online [cit. 2017-07-09]. doi:10.2307/1923812.
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AXTELL, James; STURTEVANT, William C. The Unkindest Cut, or Who Invented Scalping. The William and Mary Quarterly. 1980, roč. 37, čís. 3, s. 451–472. Dostupné online [cit. 2017-07-09]. doi:10.2307/1923812.