Variable Stars, Observation to Analyza Book is published (2014)
For buying: http://www.irysc.com/shop/index.php?route=product/product&product_id=312
- Prof. Robert Williams (USA)
- Prof. Roger Ferlet (France)
- Prof. Luis Vazquez (Spain)
- Prof. Mehmet Emin Özel (Turky)
- Dr. David Dunham (USA)
- Paul D. Maley (USA)
- Dr. Mitsuru SÔMA (Japan)
- Dr. Eberhard Riedel (Germany)
- Prof. Osman Demircan (Turkey)
- Prof. Edwin Budding (New Zealand)
- Prof. Ozgur Basturk (Turkey)