Clarke, R. H. 2001. ” The Variability of Sporadic E over the Gulf of Thailand”. Ebor Technical Report. Clarke, R. H. 2002. “HF modem trials in the Gulf of Thailand ” Ebor Technical Report.

Clarke, R. H. 2003. “DF Analyses of Simulated Skywave data based on the Capon and MUSIC Algorithms”. Ebor Technical Report.

Clarke, R. H. 2003. “Some Aspects of the Performance of the DFNS Algorithms to be implemented in the HFMOD Prototype”.  Ebor Technical Report.

Clarke, R. H. 2006. “DF Reception Applications for which Ebot’s Sahara system offers Potential Performance Advantages”. Ebor Technical Report.

Clarke, R. H. 2006. “The Quality of DF Estimates during Periods of Single Receiver Outages”. Ebor Technical Report.

Clarke, R. H. 2007. “An Analysis of simulated skywave data received at Sahara circular arrays”. Ebor Technical Report.

Clarke, R. H. 2007. “HFDF Systems – a report for the Australian Communications and Media Authority”. Ebor Technical Report.

Clarke, R. H. 2007. “SSL Technologies for Application in Australia: a report for the Australian Communications and Media Authority”.  Ebor Technical Report.

Clarke, R. H. 2009. “Angle-of-Arrival Error Estimates based on Capon DF Analyses of Simulated Sahara Skywave Data”. Ebor Technical Report.

Clarke, R. H. 2009. “HF Null Steering based on an Eight-element 40-m diameter Circular Array”. Ebor Technical Report.

Clarke, R. H. 2009. “Nullarbor DF Array Configuration and Related DF Accuracy Considerations”. Ebor Technical Report.

Clarke, R. H. 2009. “The Feasibility of a Multiuser HFDF Facility in Australia”. Ebor Technical Report.

Clarke, R. H. 2010. “DF Quality Degradation Resulting from Inoperative Antenna Elements in an 8-element Circular Array”.   Ebor Technical Report.

Clar ke, R. H. 20 I0. “Null-steering Analyses of Simulated Skywave Data and the Implications to Nullarbor”. Ebor Technical Report.

Clarke, R.H. 2010.”On the Feasibility of Concentric Dual-band Circular DF Arrays incorporating a common Centre Element”. Ebor Technical Report.

Clarke, R. H. 2010. “Summary of work undertaken to determine the operational bandwidths of 8-element Sahara Circular Arrays”.   Ebor Technical   Report.

Clarke, R. H. 20 I 0. “Tentative Angle-of-Arrival Error Estimates for Sahara Eight-element Circular Arrays”. Ebor Technical Report.

Clarke, R. H.; Giesbrecht J.; Robb A. 2005. “RFS Antenna Inter-element Coupling Report”. Ebor Technical Report.

Clark, R. H.; Taylor, D.; Coat, I. 2006. “EMI Emissions from the CTD HF Receiving System”. Ebor Technical Report.

Giesbrecht, J; “A practical modulation recognition algorithm for HF signals and beyond”; Conference Paper · October 2016; DOI: 10.1109/IEMCON.2016.7746272; Conference: IEEE IEMCON2016, At Vancouver BC

Giesbrecht, J; “Estimation of SNR for Modulation Recognition in the Presence of HF Noise”; Conference Paper · October 2015; DOI: 10.1109/IEMCON.2015.7344433; Conference: IEMCON2015 Conference and Workshop on Computing & Communication, At Vancouver BC, Canada

Grant, Kenneth J; Burris, Harris R; Moore, C. I.;Martinsen, Wayne; Giesbrecht, James E; Clare, Bradley A; Mudge, Kerry A; Gilbreath, G. Charmaine; Rabinovich, William S.; “Long Range Audio Laser Communication Link in a Maritime Environment”; Article in Proceedings of SPIE – The International Society for Optical Engineering 7685 · April 2010; DOI: 10.1117/12.852957

Giesbrecht, J; “An empirical study of HF noise near Adelaide Australia”; Conference Paper · May 2009; DOI: 10.1049/cp.2009.0086; Source: IEEE Xplore; Conference: Ionospheric Radio Systems and Techniques, 2009. (IRST 2009). The Institution of Engineering and Technology 11th International Conference on

Giesbrecht, J; “Entropic Distance for Automatic Modulation Recognition of HF Signals”; Conference Paper · April 2009; DOI: 10.1049/cp.2009.0055; Conference: 11th IET International Conference on Ionospheric Radio Systems and Techniques (IRST 2009)

Giesbrecht, J; “An Empirical Study of the Probability Density Function of HF Noise (Part II)”; Article in Fluctuation and Noise Letters 8(03n04):L305 · December 2008; DOI: 10.1142/S0219477508005008

Giesbrecht, J; “Aspects of HF Communications: HF Noise and Signal Features”; Thesis · May 2008, University of Adelaide, Australia.

Giesbrecht, J; “A monitoring tool for HF frequency management and license enforcement”; Conference Paper · August 2006; DOI: 10.1049/cp:20060281 · Source: IEEE Xplore; Conference: Ionospheric Radio Systems and Techniques, 2006. IRST 2006. 10th IET International Conference on

Giesbrecht, J; Clarke, R; Abbott, D; “Parameters for automatic modulation recognition of HF signals”; Conference Paper · August 2006; DOI: 10.1049/cp:20060285 · Source: IEEE Xplore; Conference: Ionospheric Radio Systems and Techniques, 2006. IRST 2006. 10th IET International Conference on

Giesbrecht, J; Clarke, R; Abbott, D; “An empirical study of the probability density function of HF noise”; Article in Fluctuation and Noise Letters 6(2):L117 · June 2006; DOI: 10.1142/S0219477506003203

Giesbrecht, J; Clarke, R; Abbott, D; “Modulation recognition for real HF signals”; art. no. 60351S in Proceedings of SPIE – The International Society for Optical Engineering 6035 · December 2005; DOI: 10.1117/12.638553

Giesbrecht, J; Clarke, R; Abbott, D; “Coherence as a feature of real HF signals”; Article · Proceedings of SPIE – The International Society for Optical Engineering; May 2005; DOI: 10.1117/12.620312

Giesbrecht, J; Clarke, R; Abbott, D; “Modulation recognition for HF signals”; Conference Paper in Proceedings of SPIE – The International Society for Optical Engineering · February 2005; DOI: 10.1117/12.582077; Conference: SPIE Smart Structures, Devices, and Systems 2, Volume: 5649

Giesbrecht, J; Clarke, R; Abbott, D; “Monitoring the HF spectrum in the presence of noise”; Conference Paper in Proceedings of SPIE – The International Society for Optical Engineering · May 2004; DOI: 10.1117/12.546672 ; Conference: SPIE Noise in Communications, Volume: 5473

Giesbrecht, J; Clarke, R; Abbott, D; “Improved techniques for monitoring the HF spectrum”; Article in Proceedings of SPIE – The International Society for Optical Engineering 5274 · March 2004; DOI: 10.1117/12.529878

Lai, Kim 2008. “A Real-Time HF Single-Station Location System Development”. Radar 2008 International Conference, Adelaide, Australia, pp . 307-3 10.

Lai, Kim. 2009. “Automatic Single-Station-Location Module for HF Direction Finding System”. IRST 2009 11th International Conference on Ionospheric Radio Systems & Techniques. Edinburgh, UK.

Robb, Andrew. 2009. “Seasonal Groundwater Changes in the Lower Murray Darling Basin: were these detected by GRACE?”. Surveying & Spatial Sciences Institute Biennial International Conference. Adelaide, Australia.