of Comet Linear STScI-2000-27 (5. August 2000) C/1999 S4 (LINEAR) – GaryW. Kronk Hubble Sees Comet Linear Blow its Top STScI-2000-26 (7. Juli 2000) Comet
Introduction to Comets. University Press, Cambridge ²2004. ISBN 0-521-00466-7 GaryW. Kronk: Cometography. A Catalogue of Comets. 2 Bde. University Press, Cambridge