^ Rejzek, Jiří (2015) “zámek1”, in Český etymologický slovník [Czech Etymological Dictionary] (in Czech), 3rd (revised and expanded) edition, Praha: LEDA, →ISBN, page 801
^ Rejzek, Jiří (2015) “-mknout”, in Český etymologický slovník [Czech Etymological Dictionary] (in Czech), 3rd (revised and expanded) edition, Praha: LEDA, →ISBN, page 421
^ Rejzek, Jiří (2015) “mykat”, in Český etymologický slovník [Czech Etymological Dictionary] (in Czech), 3rd (revised and expanded) edition, Praha: LEDA, →ISBN, page 438