The combination of approximate solutions for accelerating the convergence
ESAIM: Mathematical Modelling and Numerical Analysis - Modélisation Mathématique et Analyse Numérique, Volume 18 (1984) no. 2, p. 153-160 
@article{M2AN_1984__18_2_153_0,
     author = {Qun, Lin and Tao, Lu},
     title = {The combination of approximate solutions for accelerating the convergence},
     journal = {ESAIM: Mathematical Modelling and Numerical Analysis - Mod\'elisation Math\'ematique et Analyse Num\'erique},
     publisher = {Dunod},
     volume = {18},
     number = {2},
     year = {1984},
     pages = {153-160},
     zbl = {0544.65037},
     mrnumber = {743882},
     language = {en},
     url = {http://www.numdam.org/item/M2AN_1984__18_2_153_0}
}

Qun, Lin; Tao, Lu. The combination of approximate solutions for accelerating the convergence. ESAIM: Mathematical Modelling and Numerical Analysis - Modélisation Mathématique et Analyse Numérique, Volume 18 (1984) no. 2, pp. 153-160. http://www.numdam.org/item/M2AN_1984__18_2_153_0/

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