Brzozowska, Z. The Image of Maria Lekapene, Peter and Byzantine-Bulgarian Relarions Between 927 and 969 in the Light of Old Russian Sources. София: 2017 л 40-55,.
Brzozowska, Z. The Image of Maria Lekapene, Peter and Byzantine-Bulgarian Relarions Between 927 and 969 in the Light of Old Russian Sources. София: 2017 л 40-55,.
Brzozowska, Z. (2017) The Image of Maria Lekapene, Peter and Byzantine-Bulgarian Relarions Between 927 and 969 in the Light of Old Russian Sources, София: л 40-55,.
Brzozowska, Z. (2017). The Image of Maria Lekapene, Peter and Byzantine-Bulgarian Relarions Between 927 and 969 in the Light of Old Russian Sources. София: л 40-55.
Brzozowska Z. The Image of Maria Lekapene, Peter and Byzantine-Bulgarian Relarions Between 927 and 969 in the Light of Old Russian Sources. София: 2017. p. л 40-55.
