Spontaneous emission in nanoscopic dielectric particles
L. Rogobete, H. Schniepp, C. Henkel, V. Sandoghdar
Opt. Lett. 28, 1736 (2003). 

Single Molecules, Single Nanoparticles and Their Optical Interaction
C. Hettich, Th. Kalkbrenner, I.Gerhardt, S.Kühn, V. Sandoghdar
Proceedings of the 12th Internat. Conf. on Scanning Tunneling Microscopy/Spectroscopy and Related Techniques 696, 127 (2003). 

Controlled coupling of a single emitter to a single mode of a microsphere: where do we stand?
S. Götzinger, L. de S. Menezes, A. Mazzei, O. Benson, D. V. Talapin, N. Gaponik, H. Weller, A. L. Rogach, V. Sandoghdar
Proceedings of SPIE 4969, 207 (2003).