1. Modal logics axiomatizing provability;Artemov;Izv. Akad. Nauk SSSR Ser. Math.,1985
2. Arithmetically complete modal theories;Artemov,1980
3. On the classification of propositional provability logics;Beklemishev;Izv. Akad. Nauk SSSR Ser. Mat.,1989
4. Provability logics for natural Turing progressions of arithmetical theories;Beklemishev;Studia Logica,1991
5. Independent numerations of theories and recursive progressions;Beklemishev;Sibirsk. Mat. Zhurnal,1992