B. F. Melnikov, E. A. Melnikova, and S. V. Pivneva, “Mahjongg Solitaire: a High-School Student Scientific Project, Containing Elements of Artificial Intelligence”, Computer Tools in Education, no. 5, pp. 41–51, Oct. 2018, doi: 10.32603/2071-2340-2018-5-41-51.