000 00285nam a2200097Ia 4500
008 240404s9999 xx 000 0 und d
100 _aBeauchamp, K. G.
245 0 _aWalsh functions and their Applications
_cK. G. Beauchamp
260 _aLondon
_bAcademic Press
_c1975
942 _aIMAR
_cCART
999 _c35070
_d35070