Russian Science Foundation. rscf.ru
Lanhit Ltd. - High Purity Materials. www.lanhit.ru
Information partner Journal Photonics. www.photonics.su
Rostox-N Ltd. Russian manufacturer of synthetic sapphire products. Since 1993, it has been one of the leading enterprises for growing crystals and producing products from synthetic sapphire, as well as crystal growth plants. www.rostox-n.ru