@article{id_14838, title = "Revealing the effect of interstitial oxygen on the low-energy crystal electric field excitations of Pr(3+) in 214-nickelates", author = "Dutta, Rajesh and Maity, Avishek and Marsicano, Anna and Stewart, J. Ross and Opel, Matthias and Paulus, Werner", journal = "Physical Review B", volume = "105", year = "2022", pages = "195147-195147", url = "https://www.doi.org/10.1103/PhysRevB.105.195147", }