'Volume search, acquisition, and track' (Telecommunications, 2017), 'Transceiver and System Design for Digital Communications, 5th Edition', Chap. 10, pp. 303-328, DOI: 10.1049/PBTE080E_ch10 IET Digital Library, https://digital-library.theiet.org/;jsessionid=4m2225squtng8.x-iet-live-01content/books/10.1049/pbte080e_ch10