Maxim B Gongalsky, Alexander Y Kharin, Liubov A Osminkina, Victor Y Timoshenko*, Jinyoung Jeong, Han Lee and Bong H Chung
* Corresponding author: Victor Y Timoshenko timoshen@physics.msu.ru
Nanoscale Research Letters 2012, 7:446 doi:10.1186/1556-276X-7-446