@article{PismaZhETF.51.271,
    title = {Long-range order in 2D Heisenberg model with frustration},
    author = {Barabanov, A. F. and Starykh, O. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {51},
    issue = {5},
    pages = {271},
    year = {1990},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17249.shtml},
}