@article{10_4153_S0008414X22000426,
     author = {Pietrzycki, Pawe{\l} and Stochel, Jan},
     title = {Two-moment characterization of spectral measures on the real line},
     journal = {Canadian journal of mathematics},
     pages = {1369--1392},
     year = {2023},
     volume = {75},
     number = {4},
     doi = {10.4153/S0008414X22000426},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/S0008414X22000426/}
}