2007 Art Exposition Sofia, Bulgaria

2004 Art Exposition San Diego, California, United States

1999 Art Exposition San Diego, California, United States

1998 Art Exposition Boston, Massachusetts, United States

1997 Art Exposition San Diego, California, United States

1995 Art Exposition Bremen, Germany

1995 Art Exposition Heidelberg, Germany

1995 Art Exposition Munich, Germany

1994 Art Exposition Frankfurt, Germany

1991 Art Exposition Sofia, Bulgaria