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Atkins PW, De Paula J, Keeler J. Atkins’ Physical chemistry. Twelfth edition. Oxford: Oxford University Press; 2023.
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Hollas JM, MyiLibrary. Modern spectroscopy [Internet]. 4th ed. Chichester: John Wiley & Sons; 2004. Available from: https://ebookcentral.proquest.com/lib/nottingham/detail.action?docID=219771