Ubbelohde, A. R., Gallagher, K. J.. Acid-base effects in hydrogen bonds in crystals. „Acta Cryst.”. 8 (2), s. 71-83, 1955. DOI: 10.1107/S0365110X55000340.
Gou, Qian, Feng, Gang, Evangelisti, Luca, Loru, Donatella i inni. Ubbelohde Effect within Weak C−H…π Hydrogen Bonds: The Rotational Spectrum of Benzene−DCF3. „The Journal of Physical Chemistry A”, 2013. DOI: 10.1021/jp407408f.
