Author: Georgi Barzev, Radka Vlaeva
Thoroughbred
14. Genealogical analysis and inter line differentiation of the thoroughbred sire line of Birdcatcher
Author: Radka Vlaeva, Svetlana Georgieva, Georgi Barzev
15. Genealogical analysis and inter line differentiation of the thoroughbred sire lines of Blacklock and Touchstone
Author: Radka Vlaeva, Svetlana Georgieva, Georgi Barzev