RaimundR.MillerRaimundR. i inni, Ketenes, [w:] Ullmann’s Encyclopedia of Industrial Chemistry, Weinheim: Wiley‐VCH, 2005, s. 6–7, DOI: 10.1002/14356007.a15_063(ang.).
Willem J.W.J.BoumaWillem J.W.J. i inni, Existence of stable structural isomers of ketene. A theoretical study of the C2H2O potential energy surface, „Journal of Organic Chemistry”, 47 (10), 1982, s. 1869–1875, DOI: 10.1021/jo00349a010(ang.).
Ben vanB.BaarBen vanB. i inni, Hydroxyacetylene: Generation and Characterization of the Neutral Molecule, Radical Cation and Dication in the Gas Phase, „Angewandte Chemie International Edition in English”, 25 (3), 1986, s. 282–284, DOI: 10.1002/anie.198602821(ang.).