Ricceri, B. (2011) “A STRUCTURE THEOREM ON NON-HOMOGENEOUS LINEAR EQUATIONS IN HILBERT SPACES”, Journal of Nonlinear Analysis and Optimization: Theory & Applications, 2(1), pp. 191-196. Available at: http://www.math.sci.nu.ac.th/ojs302/index.php/jnao/article/view/53 (Accessed: 9December2021).