-
- Robert Dwilinski [with the Gallium Nitride crystal] Cofounders: Leszek Sierzputowski , Roman Doradzinski, Jerzy Garcznski
-
- The Gallium Nitride crystal / Do not use picture without a writen permission from Ammono Poland +48 22 814 02 07
Ammono Crew: Robert Dwilinski [with the Gallium Nitride crystal] and Cofounders: Leszek Sierzputowski , Roman Doradzinski, Jerzy Garcznski , The Gallium Nitride crystal