Visiting Professor 1989, 1992 Fridrich Schiller University (Jena, Germany) 2001 Ivan Franko University (Lviv, Ukraine) 1993, 1994, 1995, 1996, 1997, 1998, 2002, 2005, 2006 Michigan State University (East Lansing, Michigan, USA) 2004, 2005 Yuriy Fedkovych Chernivtsi National University (Chernivtsi, Ukraine) 2009 Vasyl Stefanyk Precarpathian National University (Ivano-Frankivsk, Ukraine) |