Holsoe, Svend E.; Lauer, Joseph J. (Apr 1976). "Who Are the Kran/Guere and the Gio/Yacouba? Ethnic Identifications along the Liberia-Ivory Coast Border". African Studies Review. 19 (1). African Studies Association: 139–149. doi:10.2307/523856. JSTOR523856. S2CID143324010.
Holsoe, Svend E.; Lauer, Joseph J. (Apr 1976). "Who Are the Kran/Guere and the Gio/Yacouba? Ethnic Identifications along the Liberia-Ivory Coast Border". African Studies Review. 19 (1). African Studies Association: 139–149. doi:10.2307/523856. JSTOR523856. S2CID143324010.
Holsoe, Svend E.; Lauer, Joseph J. (Apr 1976). "Who Are the Kran/Guere and the Gio/Yacouba? Ethnic Identifications along the Liberia-Ivory Coast Border". African Studies Review. 19 (1). African Studies Association: 139–149. doi:10.2307/523856. JSTOR523856. S2CID143324010.