The Roots of Robots, Czech Allegory of Feudal Peasant - 3 Seas Europe
Robot wars: 100 years on, it's time to reboot Karel Čapek's RUR | Theatre | The Guardian
R. U. R.: Rossum's Universal Robots. A Play in Three Acts and an Epilogue 3- - In Russian | Karel Capek | Russian language edition presumably the first edition in Russian?
R.U.R.: Rossum's Universal Robots | KAREL ČAPEK | First edition