Tawfeeq, Shelan Khasro, and Ahmed Ismael Khaleel. 2021. “Hong-Ou-Mandel Dip Measurements of Two Independent Weak Coherent Pulses for Free Space Quantum Key Distribution Systems”. Iraqi Journal of Laser 20 (2): 1-7. https://doi.org/10.31900/ijl.v20i2.274.