knots and links) Knot tabulation(英语:Knot tabulation) (−2,3,7) pretzel knot(英语:(−2,3,7) pretzel knot) Originally listed as both 10161 and 10162 in the Rolfsen
2018-06-13 [2018-06-14]. (原始内容存档于2018-06-14). Berger, Paul. Liberty? Tony? Pretzel? New York Officials Puzzle Over Fare Card Name. WSJ. [2019-08-07]. (原始内容存档于2020-12-09)