- Optics Letters, Vol. 34, Issue 9, pp. 1345-1347 (May 2009)
- Xiankai Sun, Avi Zadok, Michael J. Shearn, Kenneth A. Diest, Alireza Ghaffari, Harry A. Atwater, Axel Scherer, Amnon Yariv
- Optics Express, Vol. 17, Issue 7, pp. 5240-5245 (March 2009)
- Jingsi Li, Huan Wang, Xiangfei Chen, Zuowei Yin, Yuechun Shi, Yanqing Lu, Yitang Dai, Hongliang Zhu
- Optics Express, Vol. 17, Issue 8, pp. 6790-6798 (April 2009)
- Min-Kyo Seo, Ju-Hyung Kang, Myung-Ki Kim, Byeong-Hyeon Ahn, Ju-Young Kim, Kwang-Yong Jeong, Hong-Gyu Park, Yong-Hee Lee