TY - BOOK AU - O'Mahony,Donal AU - Peirce,M.A. AU - Tewari,Hitesh TI - Electronic payment systems SN - 0890069255 PY - 1997/// CY - Boston PB - Artech House KW - Electronic funds transfers KW - Data encryption (Computer science) KW - Internet N1 - Includes bibliographical references and index ER -