VIRUTCHAM CALL FOR THE ARTICLESAWARDSISSUES Virutcham 1981/82 Virutcham 1988 Virutcham 1995 Virutcham 1999 Virutcham 2000 Virutcham 2001 Virutcham 2002 Virutcham 2004 Virutcham 2008 Virutcham 2010 Virutcham 2013