@article{DAN_1965_162_6_a4, author = {B. N. Delone and N. N. Sandakova and S. S. Ryshkov}, title = {An optimal cubature grid for bilateraly smooth functions of two variables}, journal = {Doklady Akademii Nauk}, pages = {1230--1233}, publisher = {mathdoc}, volume = {162}, number = {6}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1965_162_6_a4/} }