By Ward Michael J   in Association for the Severely Handicapped. Journal (JASH)

ISSN:0274-9483|30|3|108-112

TASH Publishing‎(2005)‎

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By Trinh Philippe H   Ward Michael J   in Nonlinearity

ISSN:0951-7715|29|3|766-806

IOP Publishing‎(2016)‎

Access to resources Favorite 9.6995945