D. Langstaff

发表

Christopher M. Martin, R. Cernik, L. Hennet, 2008 .

G. Greaves, M. Gunn, F. Kargl, 2013, The Review of scientific instruments.

O. R. Roberts, D. Twitchen, D. Evans, 2009, Journal of physics. Condensed matter : an Institute of Physics journal.

O. R. Roberts, D. Evans, G. T. Williams, 2010 .