@ARTICLE {20255, author={A. Almeida and A. Shahpari and Z. Vujicic and Y. Sheikhnejad and F. Rodrigues and A. Teixeira}, doi={10.1016/j.optcom.2017.01.025}, journal={Optics Communications}, title={Simplified Model for Power Penalty when using PIN and APD Receivers}, year={2017}, month={June}, volume={392}, number={--}, pages={15-19}, ISSN={0030-4018} }