Bortz, D., N. Cummings, S. Gao, E. Jaffe, L. Mai, B. Steinhurst, and P. Tillotson. “Self-Similar Structure of K- and Biperiodic Fibonacci Words”. The PUMP Journal of Undergraduate Research, Vol. 7, Jan. 2024, pp. 1-13, doi:10.46787/pump.v7i0.3334.