1. Sh. T. Ishmukhamedov and R. G. Rubtsova, “On the complexity of the factorization problem for natural numbers,” Vestnik TGGPU, Nos. 2–3, 4–6, Kazan’ (2007).
2. M. V. Semotyuk, “An analytical method for factoring composite numbers,” Komp’yuterni Zasoby, Merezhi ta Systemy, No. 12, 5–10, V. M. Glushkov Inst. of Cybernetics, NAS of Ukraine, Kyiv (2013).
3. M. V. Semotiuk, Notes on Machine Algebra [in Russian], Stal’, Kyiv (2012).
4. M. V. Semotiuk, “Generalized number-theoretic transformation,” Prepr. NAS of Ukraine, V. M. Glushkov Inst. of Cybernetics, No. 94-8, Kyiv (1994).
5. M. V. Semotiuk, “Number-theoretic representations of number systems,” Upravl. Sistemy i Mashiny, No. 5, 36–42 (2004).