Bulgarskii︠a︡t ezik mezhdu tradit︠s︡ii︠a︡ta i modernosttaIvan Kochev · First published 2001Open the Tome
Krŭstʹo (Krŭste) Petkov MisirkovIvan Kochev, Petʹo Misirkov, Krste P. Misirkov · First published 2000Open the Tome
Lingvistichni studii za Makedonii︠a︡Kiril Mirchev, Ivan Kochev, Dora Ivanova-Mircheva · First published 1996Open the Tome
Sŭchini͡a︡vaneto na taka narechenii͡a︡ makedonski knizhoven ezikIvan Kochev · First published 1993Open the Tome
