Protection Techniques in Electrical Energy Systems Autor Helmut Ungrad et al. 19 iun 2019 Paperback Preț: 487.20 lei 573.17 lei 6-8 săpt. -15%
Schutztechnik in Elektroenergiesystemen: Grundlagen, Stand der Technik, Neuentwicklungen Autor Helmut Ungrad et al. 28 sep 2012 Paperback Preț: 976.26 lei 1190.56 lei 6-8 săpt. -18%
Eier und Eikonserven: XVIII.–XIX. Heft Autor Bertram Hiemesch et al. 31 dec 1930 Paperback Preț: 395.69 lei 6-8 săpt.