@article{VYURU_2015_8_3_a7,
     author = {V. Komornik and P. Loreti},
     title = {Observability of square membranes by {Fourier} series methods},
     journal = {Vestnik \^U\v{z}no-Uralʹskogo gosudarstvennogo universiteta. Seri\^a, Matemati\v{c}eskoe modelirovanie i programmirovanie},
     pages = {127--140},
     publisher = {mathdoc},
     volume = {8},
     number = {3},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/VYURU_2015_8_3_a7/}
}