Zakharov, N. D., Werner, P., Ustinov, G. E., Cirlin, G. E., Smolski, O.V., Denisov, D. V., Alferov, Zh. I., Ledentsov, N. N., Heitz, R. and Bimberg, D.
Proceedings of the 7th International Symposium on Nanostructures: Physics and Technology pp 216-219 (Ed.) Alferov, Zh. I., Nauka, St. Petersburg, Russia (1999)