Bibliography

1. Author’s Certificate No. 765866
2. Patent No. 2172984
3. Patent No. 217285
4. Certificate No. 20983
5. Certificate No. 20984
6. "Certification of the organ-piano keyboard and impending problems of accordion performing". Auto-referate of the paper for the degree of the Candidate of Arts. –L., 1982, p.17
7. Kravtsov N.A. "The Accordion of the XXI Century"
8. Kravtsov N.A. "The Performing capabilities of the accordion with the improved keyboard". A Learner’s book. - St.-Petersburg State Institute of Culture and Arts (bearer of the order of Friendship between nations), -1992, p.82.
9. Kravtsov N.A./Miren A.M. "The Folk Accordion. The Past and the Present. A Scientific, historic and encyclopedic book". – M., "Interprax", 1994, pp. 132, 183, 196, 198, 309, 329, 503, 512.
10. Kravtsov N.A. "The Ways of development of chromatic keyboards of the accordion". The Almanac "Art is the Mirror of Culture" – St.-Petersburg, the publishing house of the St.-Petersburg State Institute of Culture and Arts (bearer of the order of Friendship between nations), 1999, pp.58-83.
11. Averin V.A. "The History of performing on Russian folk instruments". – Krasnoyarsk, 2002, pp.109-110.
12. Basormanov A.P. "Bayan and Accordion Art". A Reference book. – M., "Kifara", 2003.
13. "Narodnik". The Information bulletin No.4, M., "Music", 1998.
14. "How musical instruments are born". In the Newspaper "For the cadres of the soviet culture" No.5 (1003), February, 16, 1981., Leningrad.
15. Olarevsky V. "Kravtsov’s virtuosos in Sosnovy Bor". In the newspaper "Mayak", December, 31, 1996.
16. "What a magnificent instrument!" The Newspaper "St.-Petersburg Vedomosti" No.37(1706), February, 26, 1998.
17. "Expand your bellows, Bayan, sing us a song, Balalaika…" In the newspaper "Vechernij Donetsk" No.70(7550), May, 16, 2002.

• Performers
• Models of Accordion
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• Methodical Recommendations
• Bibliography