Y. M. Shy, L. E. Toth and R. Somasundaram (1973). «Superconducting properties, electrical resistivities, and structure of NbN thin films». Journal of Applied Physics44 (12): 5539-5545. Bibcode:1973JAP....44.5539S. doi:10.1063/1.1662193.
M Hajenius, J J A Baselmans, J R Gao, T M Klapwijk, P A J de Korte, B Voronov and G Gol'tsman (2004). «Low noise NbN superconducting hot electron bolometer mixers at 1.9 and 2.5 THz». Superconductor Science and Technology17 (5): S224-S228. Bibcode:2004SuScT..17S.224H. S2CID250740737. doi:10.1088/0953-2048/17/5/026.
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Y. M. Shy, L. E. Toth and R. Somasundaram (1973). «Superconducting properties, electrical resistivities, and structure of NbN thin films». Journal of Applied Physics44 (12): 5539-5545. Bibcode:1973JAP....44.5539S. doi:10.1063/1.1662193.
M Hajenius, J J A Baselmans, J R Gao, T M Klapwijk, P A J de Korte, B Voronov and G Gol'tsman (2004). «Low noise NbN superconducting hot electron bolometer mixers at 1.9 and 2.5 THz». Superconductor Science and Technology17 (5): S224-S228. Bibcode:2004SuScT..17S.224H. S2CID250740737. doi:10.1088/0953-2048/17/5/026.
M Hajenius, J J A Baselmans, J R Gao, T M Klapwijk, P A J de Korte, B Voronov and G Gol'tsman (2004). «Low noise NbN superconducting hot electron bolometer mixers at 1.9 and 2.5 THz». Superconductor Science and Technology17 (5): S224-S228. Bibcode:2004SuScT..17S.224H. S2CID250740737. doi:10.1088/0953-2048/17/5/026.