 Their books were also serialized in the newspaper "Mladá fronta".In Czechoslovakia, where the tight control of the Communist government made it impossible for most Czechs and Slovaks to travel out of the country, the works of Hanzelka and Zikmund offered a rare chance for vicarious escape into exotic climes.They became the best-selling writers of twentieth-century Eastern Europe; their books sold 6,525,000 copies in the Soviet Bloc and were translated into eleven languages.