Design and Simulation of GaussianFSK Transmitter in UHF Band Using Direct Modulation of ΣΔ Modulator Fractional-N Synthesizer. Al-Khwarizmi Engineering Journal, [S. l.], v. 4, n. 3, p. 1–7, 2008. Disponível em: https://alkej.uobaghdad.edu.iq/index.php/alkej/article/view/588. Acesso em: 31 mar. 2025.