English Theta graph Cited by user Citation bot on 11 Mar 2024 In computational geometry, the Theta graph, or '''-graphs were first described by Clarkson in 1987 and independently by Keil in 1988.
Ukrainian Тета-граф Cited by user Lxlalexlxl on 12 Jun 2022 Тета-граф або ''' -графи першим описав Кларксон (1987) та незалежно Кейл (1988).
English Steinhaus–Johnson–Trotter algorithm Cited by user Torsten Mütze on 29 May 2019 [[File:Wheel diagram of Steinhaus-Johnson-Trotter algorithm for n=4.svg|thumb|Wheel diagram of all permutations of length elements.