Composition #1: Pedersen, JA. On the application of electron paramagnetic resonance in the study of naturally occurring quinones and quinols. SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY, 2002, vol. 58, no. 6, p. 1257–1270. DOI: 10.1016/S1386-1425(01)00715-6.
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