Matematiikka, fysiikka, kemia
Rajaa
- A. H. W. ym. Beck : Space-Charge Waves and Slow Electromagnetic Waves115,00 €Alennettu hinta 68,50 €
- G. Ym. Herrmann : The Oxide-Coated Cathode volume two : Physics including thermal emission from metals and semi-conductors90,00 €Alennettu hinta 54,50 €