1. On Pascal triangles modulo a prime power;Bés;Ann. Pure Appl. Logic,1997
2. Generalized Pascal triangles and pyramids, their fractals, graphs and applications;Bondarenko,1990
3. Weak second-order arithmetic and finite automata;Büchi;Zeitschrift für Math. Logik Grundlagen Math.,1960
4. Generalized Pascal triangles;Korec,1989
5. Definability of arithmetic operations in Pascal triangle modulo an integer divisible by two primes;Korec;Grazer Mathematische Berichte,1993