Lewis, H. Advanced Software, Control, and Communication Systems for Astronomy. SPIE Digital Library.
Chicago-čujuhus (17. p.)Lewis, Hilton. Advanced Software, Control, and Communication Systems for Astronomy. SPIE Digital Library.
MLA-čujuhus (9. p.)Lewis, Hilton. Advanced Software, Control, and Communication Systems for Astronomy. SPIE Digital Library.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.