@article{10_4064_ap_38_2_153_158,
     author = {Josef Kolom\'y},
     title = {Approximate determination of eigenvalues and eigenvectors of selfadjoint operators},
     journal = {Annales Polonici Mathematici},
     pages = {153--158},
     publisher = {mathdoc},
     volume = {38},
     number = {2},
     year = {1980},
     doi = {10.4064/ap-38-2-153-158},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-38-2-153-158/}
}