中国科学院数学与系统科学研究院期刊网
ELLIPTIC RECONSTRUCTION AND A POSTERIORI ERROR ESTIMATES FOR FULLY DISCRETE SEMILINEAR PARABOLIC OPTIMAL CONTROL PROBLEMS
Ram Manohar, Rajen Kumar Sinha
Journal of Computational Mathematics . 2022, (2): 147 -176 .  DOI: 10.4208/jcm.2009-m2019-0194