Computer Languages, Systems & Structures
Computer Languages, Systems & Structures > 2006 > 32 > 4 > 203-215
Computer Languages, Systems & Structures > 2009 > 35 > 4 > 435-447
Computer Languages, Systems & Structures > 2006 > 32 > 4 > 203-215
Computer Languages, Systems & Structures > 2009 > 35 > 4 > 435-447