Zhiliang Yuan, Beata E Kardynal, R Mark Stevenson, Andrew J Shields, Charlene J Lobo, Ken Cooper, Neil S Beattie, David A Ritchie, Michael Pepper,
Electrically Driven Single-Photon Source Science. ,vol. 295, pp. 102- 105 ,(2002) ,
10.1126/SCIENCE.1066790