@article{AUCMP_1973_14_1_a13,
     author = {Pelant, I.},
     title = {Condensation of excitons in highly excited semiconductors},
     journal = {Acta Universitatis Carolinae. Mathematica et Physica},
     pages = {143--154},
     year = {1973},
     volume = {14},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUCMP_1973_14_1_a13/}
}