-Izmirli O., Bilgen S., Yucel D.M., 'Muzik Akorlarinin Bilgisayarda Taninmasi' (Recognition of Music Chords by Computer, in Turkish), Proceedings of the Middle East Technical University Electrical and Electronics Department Congress 1989, Ankara.
-Bilgen S., Izmirli O., Yucel D.M., 'Bilgisayarda Müzik Taninmasi' (Recognition of Music with Computer, in Turkish), National Electrical Engineering Congress 1989, Istanbul.
-Izmirli O. 'Computer Analysis of Musical Sound' M.S. Thesis, METU EEE Dept. September 1987.
-Izmirli O., Bilgen S., 'Classification of Note-Rhythm Complexities Using a Neural Network Model', 10'th European Conference on Artificial Intelligence: Workshop on Artificial Intelligence and Music. August 1992, Vienna, Austria.
-Izmirli O., Bilgen S., 'Recognition of Musical Tonality With Finite State Automata', The Eighth International Symposium on Computer and Information Sciences (ISCIS 1993), Istanbul, Turkey.
-Izmirli O., Bilgen S., 'Recognition of Tonality From Sound Input' Mediterranean Electrotechnical Conference (MELECON 1994), Antalya, Turkey.
-Izmirli, O., Bilgen, S., 'Single and Multi-Part Tonal Context Determination' Proceedings of the International Conference on Music Perception and Cognition (ICMPC 1994), Liege, Belgium.
-Izmirli, O., Bilgen, S., 'A Model for Tonal Context Time Course Calculation from Acoustical Input', Proceedings of the International Congress in Music and Artificial Intelligence (ICMAI 1995), Edinburgh, United Kingdom.
-Izmirli, O., Bilgen, S., 'A Multiple Fundamental Tracking ALgorithm' Proceedings of the Journees d'Informatique Musicale (JIM'96), Caen, France.
-Izmirli, O., Bilgen, S., 'A Model for Tonal Context Time Course Calculation from Acoustical Input', Journal of New Music Research 1996.
-Izmirli, O., 'A Tonal Context Model for Musical Sound Processing' Ph.D. Thesis, METU 1996.
-Izmirli, O., 'A Hierarchical Constant Q Transform for Musical Signals' In preparation.
-Izmirli, O., 'A High Precision Frequency Estimation Technique for Spectral Transforms' In preparation.