- & TZAFESTAS, S. G. [. (1985). Walsh functions in signal and systems analysis design. Van Nostrand Reinhold Co.
Chicago-čujuhus (17. p.)- juo Spyros G. [Ed.] TZAFESTAS. Walsh Functions in Signal and Systems Analysis Design. New York: Van Nostrand Reinhold Co, 1985.
MLA-čujuhus (9. p.)- juo Spyros G. [Ed.] TZAFESTAS. Walsh Functions in Signal and Systems Analysis Design. Van Nostrand Reinhold Co, 1985.
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