Hammiche, A.; Pollock, H. M.; Reading, M.; Claybourn, M.; et al. (1999). "Photothermal FT-IR Spectroscopy: A Step Towards FT-IR Microscopy at a Resolution Better Than the Diffraction Limit". Applied Spectroscopy. 53 (7): 810. Bibcode:1999ApSpe..53..810H. doi:10.1366/0003702991947379. S2CID93359289.
Hammiche, A.; Pollock, H. M.; Reading, M.; Claybourn, M.; et al. (1999). "Photothermal FT-IR Spectroscopy: A Step Towards FT-IR Microscopy at a Resolution Better Than the Diffraction Limit". Applied Spectroscopy. 53 (7): 810. Bibcode:1999ApSpe..53..810H. doi:10.1366/0003702991947379. S2CID93359289.
Hammiche, A.; Pollock, H. M.; Reading, M.; Claybourn, M.; et al. (1999). "Photothermal FT-IR Spectroscopy: A Step Towards FT-IR Microscopy at a Resolution Better Than the Diffraction Limit". Applied Spectroscopy. 53 (7): 810. Bibcode:1999ApSpe..53..810H. doi:10.1366/0003702991947379. S2CID93359289.