APA (7th ed.) Citation

Chang, C., Al-Hashimi, B. M., & Ross, J. N. (2004). Unified active filter biquad structures. IEE Proceedings -- Circuits, Devices & Systems, 151(4), 273. https://doi.org/10.1049/ip-cds:20040132

Chicago Style (17th ed.) Citation

Chang, C.-M, B. M. Al-Hashimi, and J. N. Ross. "Unified Active Filter Biquad Structures." IEE Proceedings -- Circuits, Devices & Systems 151, no. 4 (2004): 273. https://doi.org/10.1049/ip-cds:20040132.

MLA (9th ed.) Citation

Chang, C.-M, et al. "Unified Active Filter Biquad Structures." IEE Proceedings -- Circuits, Devices & Systems, vol. 151, no. 4, 2004, p. 273, https://doi.org/10.1049/ip-cds:20040132.