The layered safety concept
Subtitle: an integrated approach to the design and validation of air traffic management enhancements
By: H. A. P. Blom.
Contributors: National Aerospace Laboratory (The Netherlands)
Publisher: National Aerospace Laboratory
Published: 1992
Place of publication: Amsterdam
Number of pages: 16
Subjects: Air traffic control; Aircraft safety
Notes: Includes bibliographical references: p. 12-13.