Cheshmite v Bŭlgarii︠a︡ ot vŭzrazhdaneto
By: Iva Li︠u︡benova
Publisher: Dŭrzhavno izd-vo "Tekhnika"
Published: 1961
Place of publication: Sofii︠a︡
Language: bul
Number of pages: 151
Subjects: Aqueducts; History; Hydraulic structures
Notes: Russian and French summaries.