M. Shimomura, Y. Tanabe, Y. Watanabe, M. Kobayashi: ""Vibrational Spectroscopic Study on Poly(ethylene oxide) Crystals."". Polymer, 31(8), 1411 (1990)
M. Shimomura, Y. Tanabe, M. Iguchi, Y. Watanabe, M. Kobayashi: ""Morphology Dependence of Vibrational Spectra of Polyoxymethylene and Poly(ethylene oxide) crystals."". J. Appl. Polym. Sci., Appl. Polym. Symp. 43, 241 (1989)