Yassen Kasm Yahya, N. and Adrees Hamad Youines, Z. (2019) “A Geometric Construction of a (56,2)-Blocking Set in PG(2,19) and on Three Dimensional Linear [325,3,307]_19Griesmer Code”, AL-Rafidain Journal of Computer Sciences and Mathematics, 13(2), pp. 13–25. doi: 10.33899/csmj.2020.163511 .