@misc{Vogel_Charles_L'Europe_1881,
 author={Vogel, Charles},
 copyright={Public Domain},
 address={Paris},
 howpublished={online},
 year={1881},
 publisher={C. Reinwald},
 language={fre},
 title={L'Europe orientale depuis le traité de Berlin : Russie, Turquie, Serbie, autres principautés et Grece},
 URL={http://www.rcin.org.pl/Content/8274/PDF/WA308_927_III421_EUROPE-ORIENTALE_I.pdf},
 keywords={19th c. -- eastern Europe, Treaty of Berlin (1878), history of eastern Europe, political geography, states of eastern Europe, population of eastern Europe, economy of eastern Europe},
}