Journal, B. S. “Development of Six-Degree of Freedom Strapdown Terrestrial INS Algorithm: Salam A.Ismaeel | Sameir A.Aziez”. Baghdad Science Journal, vol. 2, no. 1, Mar. 2021, pp. 155-6, https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/597.