Multiple word segmentation with interactive look-up for cursive script recognition. - Robert K. Powalka; Nasser Sherkat; Lindsay J. Evett; Robert J. Whitrow (ICDAR, 1993)

Zoning invariant holistic recognizer for hybrid recognition of handwriting. - Robert K. Powalka; Nasser Sherkat; Robert J. Whitrow (ICDAR, 1995)

Recognizer characterisation for combining handwriting recognition results at word level. - Robert K. Powalka; Nasser Sherkat; Robert J. Whitrow (ICDAR, 1995)

Word shape analysis for a hybrid recognition system. - Robert K. Powalka; Nasser Sherkat; Robert J. Whitrow (Pattern Recognit., 1997)