@article{VMP_2018_19_1_a8,
     author = {V. P. Shapeev and V. A. Belyaev},
     title = {Solving boundary value problems for partial differential equations in triangular domains by the least squares collocation method},
     journal = {Numerical methods and programming},
     pages = {96--111},
     publisher = {mathdoc},
     volume = {19},
     number = {1},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMP_2018_19_1_a8/}
}