Osipov D. Yu. «On a counterexample for a T-irreducible extensions of starlike trees» // Applied Discrete Mathematics 2014. №3 (25) C.98-102
Osipov D. U. «On a counterexample for a T-irreducible extensions of star-like trees» // Applied Discrete Mathematics 2014. №7 (Приложение) C.132-135
Osipov D. U. «On a counterexample for a T-irreducible extensions of star-like trees» // 2014. №7 C.132-135
