Links
[1] https://www.ntia.doc.gov/category/500-mhz-initiative
[2] https://www.ntia.doc.gov/category/spectrum-management
[3] https://www.ntia.doc.gov/federal-register-notice/2013/spectrum-monitoring-pilot-program
[4] https://www.ntia.doc.gov/files/ntia/spectrum_talk_on_occupancy.pdf
[5] https://www.ntia.doc.gov/files/ntia/crfs_response_final.pdf
[6] https://www.ntia.doc.gov/files/ntia/datod_ltd_comments.pdf
[7] https://www.ntia.doc.gov/files/ntia/icf_comments.pdf
[8] https://www.ntia.doc.gov/files/ntia/comments_of_t-mobile_usa_inc_0.pdf
[9] https://www.ntia.doc.gov/files/ntia/ls_telcom_inc_response.pdf
[10] https://www.ntia.doc.gov/files/ntia/microsoft_response_0.pdf
[11] https://www.ntia.doc.gov/files/ntia/comments_of_key_bridge_global_llc.pdf
[12] https://www.ntia.doc.gov/files/ntia/ewa_comments_10-17-13.pdf
[13] https://www.ntia.doc.gov/files/ntia/hughes_echostar.pdf
[14] https://www.ntia.doc.gov/files/ntia/ssc_comments_pilotspectrumsharing.pdf