The following publications are possibly variants of this publication:
- Airborne radio frequency interference studies at C-band using a digital receiverJoel T. Johnson, Albin J. Gasiewski, Grant A. Hampson, Steven W. Ellingson, Rangarajan Krishnamachari, Marian Klein. igarss 2004: 1687-1690 [doi]
- High Altitude Measurements of C-band Radio Frequency Interference Using a Digital ReceiverJoel T. Johnson, Albin J. Gasiewski, Baris Güner, M. Valerio, Marian Klein. igarss 2006: 2301-2304 [doi]
- Radio frequency interference observations using an L-Band direct sampling receiver during the SMAPVEX12 airborne campaignMustafa Aksoy, Joel T. Johnson, Sidharth Misra. igarss 2014: 219-222 [doi]