Zagadkite na Zemi︠a︡ta i drevnite Bŭlgari
By: Vladimir T︠S︡onev.
Edition: 1. izd.
Series: Poredit︠s︡a Taĭni i zagadki -- kn. 86
Publisher: Izdatelstvo "Litera Prima"
Published: 2003
Place of publication: Sofii︠a︡
Language: bul
Number of pages: 234
Subjects: Bulgars (Turkic people) -- Civilization.; Ethnology -- Europe, Eastern.; Chuvashia (Russia) -- Civilization.; Kazanskoe khanstvo -- Civilization.; Bulgaria -- History -- To 681.
Other titles: Drevnite Bŭlgari i piramidite
Notes: "Prodŭlzhenie na kniga sedemdeset i shesta "Drevnite Bŭlgari i piramidite"--Cover.

Includes bibliographical references (p. 230-234).