(1)
Al-Rammahi, A. M. H. R. NEW PROPOSED METHODS FOR CODING INFORMATION USING DIRECT PRODUCT OF SYMMETRIC MATRICES AND CONTRACTION FUNCTIONS WITH NEW PROPERTIES OF HERMITIAN MATRICES. Jour. Kufa Math. Comp. 2010, 1 (1), 81-90. https://doi.org/10.31642/JoKMC/2018/010111.