Electronic Issue "Scientific Research"

The article throws light on an interesting evidence of Chernorisetz Chrabar's work "For the letters" about the linguistic culture of the Slavs before and after the Christening (864) and especially on their ability to use Greek and Roman alphabet according to the linguistic tradition of the region, occupied by them.

1. The work of Chernorisez Chrabar is publised by Iordan Ivanov, Bulgarian anciant relics of Macedonia, Sofia, 1931(1971), pp.440-446; K. Kouev, Chernorisez Chrabar, Sofia, 1967; On the personality of the author and his work look also Iv. Snegarov, Chernorisez Chrabar - In: One Thousand and hundred years Slavic alphabet, Sofia, 1963; M. Damianova, On an isteresting moment in a variant of the work of Chernorisez Chrabar "For the letters", Palaeobulgarica, 3,1978, pp.80-86; St. Gechev, On the question about the co-authorship of the Chrabar's apology, Literary though, 4, 1975, pp.87-102; A. Kosova, Chernorisez Chrabar "For the letters", Sofia, 1980; D. Petkanova, Chernorisez Chrabar, Sofia, 1984.
2. D. Petkanova, Chernorisez Chrabar, p.38.
3. Iv. Dujcev, Traditions and institutions of the Medieval Bulgarian culture, - In: Bulgaria 1300, Institutions and State tradition, 1, Sofia, 1981, p.193; On the term "romei" look G. Bakalov, Byzantium, Sofia, 1993, p.193.
4. D.Petkanova, Old Bulgarian Literature, part 1, (IX-XII c.), Sofia, 1986, p.93.
5. Old Bulgarian Literature, Ed., Kl. Ivanova, 4, Sofia, 1986, p.72.
6. M. Vojnov, The change of the Bulgarian-Byzantine relations during the reign of Tsar Symeon, Revues of the History Institute, 18, 1967, pp.147-200; G. Zankova-Petkova, The first war between Bulgaria and Byzantium during the reign of Tsar Symeon and the restoration of the Bulgarian commerce with Zarigrad, Revues of the History Institute, 20, 1968, pp.167-198.
7. D. Petkanova, Old Bulgarian Literature, part 1, p.222.
8. V. Tapkova-Zaimova, Invasions and ethnic changes on the Balkans during VI-VIII c., Sofia, 1966, pp.52-56.
9. Iv. Dujcev, there again; D. Angelov, Byzantium, Spiritual Culture, Sofia, 1994, p.110.
10. G. Bakalov, the quoted work, p.216; D. Angelov, the quoted work, p.110
11. V. Beshevliev, Old Bulgarian Inscriptions, Sofia, 1992.
12. Iv. Venedikov, Old Bulgarians and Christianity, Sofia, 1995, pp.128-129.
13. V. Gjuzelev, Prince Boris I, Bulgaria during the second half of the IX-th century, Sofia, 1969