@article{IEEEJSTSP:Kaltenstadler+:2018,
    author = {Kaltenstadler, S. and Nakajima, S. and M{\"u}ller, K.-R. and Samek, W.},
    title = "Wasserstein Stationary Subspace Analysis",
    journal = "IEEE Journal of Selected Topics in Signal Processing",
    volume = "12",
    number = "6",
    pages = "1213--1223",
    year = "2018"
}