1. E. B. Saff, A. D. Snider and L. N. Trefethen, Fundamentals of Complex Analysis with Applications to Engineering and Science (Pearson Education, New York, 2017).
2. N. V. Nicolai, Fibonacci Numbers (Dover Publications, New York, 2012).
3. C. Pickover, The Zen of Magic Squares, Circles, and Stars (Princeton University Press, New Jersey, 2001).
4. R. P. Stanley, Catalan Numbers (Cambridge University Press, Cambridge, 2015).
5. M. M. Darus, “Geometric Representations of Distinct Hamiltonian Circuits in Complete Graph Decomposition,” Master Thesis, Universiti Utara Malaysia, 2015.