an Entity references as follows:
The Central American Integration System (Spanish: Sistema de la IntegraciĆ³n Centroamericana, or SICA) has been the economic and political organization of Central American states since 1 February 1993. On 13 December 1991, the ODECA countries (Spanish: OrganizaciĆ³n de Estados Centroamericanos) signed the Protocol of Tegucigalpa, extending earlier cooperation for regional peace, political freedom, democracy and economic development. SICA's General Secretariat is in El Salvador.