@article{
    FEE2010,
    author = "Oja, Erkki and Yang, Zhirong",
    responsibleauthor = "Yang, Zhirong",
    title = "Orthogonal nonnegative learning for sparse feature extraction and approximate combinatorial optimization",
    journal = "Frontiers of Electrical and Electronic Engineering in China",
    corerank = "NA",
    number = "3",
    volume = "5",
    flags = "AIRC,public",
    year = "2010",
    internalpdf = "FEE2010.pdf",
    impactfactor = "A1",
    pages = "261-273"
}