SMART: The KOSMA Sub-Millimeter Array Receiver for Two frequencieslines in two 4'×4' fields
Graf et al, 2002, ISSTT
http://www.nrao.edu/meetings/isstt/papers/2002/2002143152.pdf
Automatic Tuning of SMART, KOSMA's 490/810 GHz Array Receiver
Stanko et al, 2002, ISSTT
http://www.nrao.edu/meetings/isstt/papers/2002/2002421430.pdf
Fourier Gratings as Submillimeter Beam Splitters
Urs U. Graf and Stefan Heyminck
www.hera.ph1.uni-koeln.de/~graf/publications/THz99.pdf
Fast Fourier Transform Spectrometer
B. Klein et al., 2009, ISSTT
http://www3.mpifr-bonn.mpg.de/staff/bklein/FFTS/ISSTT2009-FFTS.pdf