Thomason, A. G. (1978), "Hamiltonian cycles and uniquely edge colourable graphs", Advances in Graph Theory (Cambridge Combinatorial Conf., Trinity College, Cambridge, 1977), Annals of Discrete Mathematics, vol. 3, pp. 259–268, doi:10.1016/S0167-5060(08)70511-9, ISBN978-0-7204-0843-0, MR0499124
Aldous, Joan M.; Wilson, Robin J. (2000), "Theorem 2.2", Graphs and Applications: an Introductory Approach, Undergraduate Mathematics Series, The Open University, Springer-Verlag, p. 44, ISBN978-1-85233-259-4
Neto, Antonio Caminha Muniz (2018), An Excursion through Elementary Mathematics, Volume III: Discrete Mathematics and Polynomial Algebra, Problem Books in Mathematics, Springer, pp. 132, 562, ISBN9783319779775
Thomason, A. G. (1978), "Hamiltonian cycles and uniquely edge colourable graphs", Advances in Graph Theory (Cambridge Combinatorial Conf., Trinity College, Cambridge, 1977), Annals of Discrete Mathematics, vol. 3, pp. 259–268, doi:10.1016/S0167-5060(08)70511-9, ISBN978-0-7204-0843-0, MR0499124