Promi︠a︡na i postoi︠a︡nstvo
By: Plamen Dami︠a︡nov.
Publisher: Akademichno izd-vo "Marin Drinov"
Published: 2004
Place of publication: Sofii︠a︡
Language: bul
Number of pages: 163
ISBN-13: 9789544309794
Subjects: Continuity.; Physics -- Philosophy.
Other titles: Variability and constancy
Notes: Includes bibliographical references (p. 151-160).

Summary in English.