Text ( visual ) : unmediated Elements of statistical disclosure control / Leon Willenborg, Ton de Waal. -- New York, N.Y. ; Tokyo : Springer , c2001. -- xv, 261 p. : ill. ; 24 cm. -- (Lecture notes in statistics ; 155). -- Includes bibliographical references (p. [245]-254) and index. -- ISBN 0387951210 ; (BA49279733) ; https://ci.nii.ac.jp/ncid/BA49279733 Author Heading(s): Willenborg, L. C. R. J. (Leon C. R. J.) ; Waal, Ton de. -- Classification(s): DC21 : 352.7/4 ; LCC : HA34.W548. -- Subject Heading(s): LCSH : Confidential communications -- Statistical services