V Nat͡sionalna konferent͡sii͡a po speleologii͡a
Subtitle: Sofii͡a 28-30 viii, 1987
By: pod redakt͡sii͡ata na Todor Stoĭchev.
Contributors: Stoĭchev, Todor.; Bŭlgarski turisticheski sŭi͡uz.
Publisher: Medit͡sina i fizkultura
Published: 1989
Place of publication: Sofii͡a
Language: bul
Number of pages: 135
Subjects: Speleology -- Congresses.; Caving -- Congresses.
Other titles: Peta Nat͡sionalna konferent͡sii͡a po speleologii͡a.; 5. Nat͡sionalna konferent͡sii͡a po speleologii͡a.
Notes: Includes bibliographical references.
At head of title: Bŭlgarski turisticheski sŭi͡uz.