@article{AUPO_2013__52_2_a5,
     author = {Hr\r{u}zov\'a, Kl\'ara and Hron, Karel and Rypka, Miroslav and Fi\v{s}erov\'a, Eva},
     title = {Covariance {Structure} of {Principal} {Components} for {Three-Part} {Compositional} {Data}},
     journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica},
     pages = {61--69},
     publisher = {mathdoc},
     volume = {52},
     number = {2},
     year = {2013},
     mrnumber = {3202380},
     zbl = {06296015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUPO_2013__52_2_a5/}
}