History of The Macedonian People, ed.Todor Chepreganov, Institute of National History, Skopje 2008.
BERCEN Training Program on On-site Inspection for the Environmental Enforcement Agencies and Inspectorates September 9-13, 2003 Ohrid Lake, Republic of.
Oliver Avramoski Lake Ohrid Conservation Project
Oliver Avramoski Lake Ohrid Conservation Project MANAGEMENT OF NON-POINT SOURCES OF POLLUTION IN THE REGION OF OHRID AND THE PRESPA LAKES AN ECOSYSTEM.