TY  - RPRT
TI  - Systems and methods for augmenting a satellite based navigation system with alternative position and timing data
AU  - Payne, Jason A.
AU  - Mason, John J.
AU  - Hummel, Albert
PY  - 2020
UR  - https://www.osti.gov/biblio/1735317
ID  - 1735317
ER  -