Filing by GPS manufacturer Septentrio on how Septentrio hardware and Ligado services are complementary March 3, 2020October 28, 2018 https://ecfsapi.fcc.gov/file/10090138229215/Septentrio%20Ex%20Parte%20%20-%20Oct.%209%202018.pdf
Bloomberg BNA: INSIGHT: Stalling the Revolution—How an Old Law Thwarts Innovative Deployments March 10, 2020September 19, 2018
CTIA voices support for Ligado in filing on the state of mobile wireless competition March 4, 2020July 26, 2018
Wireless Infrastructure Association filing in support of Ligado’s applications March 4, 2020July 18, 2018
Metro Aviation filing to FCC supporting Ligado’s applications and stating that Ligado’s plan protects aviation March 4, 2020July 9, 2018