@article{CTGDC_2008__49_3_209_0,
     author = {Sichler, J. and Trnkov\'a, V.},
     title = {On clones determined by their initial segments},
     journal = {Cahiers de Topologie et G\'eom\'etrie Diff\'erentielle Cat\'egoriques},
     pages = {209--227},
     publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS},
     volume = {49},
     number = {3},
     year = {2008},
     mrnumber = {2449674},
     zbl = {1163.08001},
     language = {en},
     url = {http://www.numdam.org/item/CTGDC_2008__49_3_209_0/}
}