Frontera entre Bulgària i Sèrbia (Catalan Wikipedia)

Analysis of information sources in references of the Wikipedia article "Frontera entre Bulgària i Sèrbia" in Catalan language version.

refsWebsite

Global rank Catalan rank

1,849^th place

2^nd place

89^th place

62^nd place

cia.gov

«Bulgària». The World Factbook. Central Intelligence Agency.

google.cat

books.google.cat

Fred M. Shelley Nation Shapes: The Story Behind the World's Borders, p. 23-24
Regis Darques Mapping Versatile Boundaries: Understanding the Balkans, p. 137-139