@article{PismaZhETF.90.580,
    title = {Spin crossover: the quantum phase transition induced by high pressure},
    author = {Nesterov, A. I. and Ovchinnikov, S. G.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {90},
    issue = {7},
    pages = {580},
    year = {2009},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_28635.shtml},
}