Physica Status Solidi (C) Current Topics in Solid State Physics, no. 7, page. 2456 - 2459, 2003-03
International Workshop on Nitride Semiconductors (IWN 2002), page. 331, 2002-07-22
2000 Materials Research Society (MRS) Fall meeting, page. 149, 2000-11-27
The 5th International Symposium on Blue Laser and Light Emitting Diodes (ISBLLED-2004), 2004-03-15
The 3rd International Symposium on the Advanced Functional Materials in the North-East Region, 2000-10-10
The 5th International Symposium on Blue Laser and Light Emitting Diodes (ISBLLED-2004), 2004-03-15
2001 Materials Research Society (MRS) Fall meeting, page. 205, 2001-11-26
International Workshop on Nitride Semiconductors (IWN 2002), page. 235, 2002-07-22