1. Rotational virtual knots and quantum link invariants;Kauffman;J. Knot Theory Ramif.,2015
2. Virtual knot theory;Kauffman;Eur. J. Comb.,1999
3. Introduction to virtual knot theory;Kauffman;J. Knot Theory Ramif.,2012
4. Framed knots;Elhamdadi;Math. Intell.,2020
5. Knotoids;Turaev;Osaka J. Math.,2012