{{cite conference|book-title=2001 IEEE Int'l Frequency Control Symp.|first=D. B.|format=PDF|last=Sullivan|publisher=National Institute of Standards and Technology|title=Time and frequency measurement at NIST: The first 100 years|url=http://tf.nist.gov/timefreq/general/pdf/1485.pdf|year=2001}}
{{cite conference|book-title=Proceedings of the 20th IFIP International Information Security Conference (IFIP/SEC 2005)|coauthors=Evangelos P. Markatos, M. Polychronakis, and Kostas D. Anagnostakis|first=P.|format=PDF|last=Akritidis|publisher=IFIP International Information Security Conference|title=STRIDE: Polymorphic Sled Detection through Instruction Sequence Analysis.|url=http://dcs.ics.forth.gr/Activities/papers/stride-IFIP-SEC05.pdf|year=2005}}
{{cite conference|archive-date=2007-09-30|archive-url=https://web.archive.org/web/20070930191250/http://www.westernsnowconference.org/2001/PDF/WSC2001BurakDavis.PDF|book-title=Proc. Western Snow Conference|coauthors=R. E. Davis|first=S. A.|format=PDF|last=Burak|title=Preliminary evaluation of snow accumulation patterns based on storm type, Mammoth Mountain, California, 1996-2001|url=http://www.westernsnowconference.org/2001/PDF/WSC2001BurakDavis.PDF|year=2001}}