Sen, Satyabrata: 'Adaptive OFDM waveform design for spatio-temporal-sparsity exploited STAP radar' (Radar, Sonar and Navigation, 2017), 'Novel Radar Techniques and Applications Volume 2: Waveform Diversity and Cognitive Radar, and Target Tracking and Data Fusion', Chap. 2, pp. 61-85, DOI: 10.1049/SBRA512G_ch2
IET Digital Library, https://digital-library.theiet.org/;jsessionid=lq0ogg1r7hvc.x-iet-live-01content/books/10.1049/sbra512g_ch2