Definitions of Managed Objects for Network Time Protocol Version 4 (NTPv4). - Heiko Gerstung; Chris Elliott 001; Brian Haberman (RFC, 2010)

Validation of a Combined GNSS Correction and NMA L-Band Service Against Spoofing. - Alexander Rügamer; Tor Egil Melgård; Wim De Wilde; Heiko Gerstung; Isa Wegmann; Dries Schellekens (PLANS, 2023)

Enterprise Profile for the Precision Time Protocol with Mixed Multicast and Unicast Messages. - Doug Arnold; Heiko Gerstung (RFC, 2025)