Tellgren, Roland; Olovsson, Ivar (1971). "The crystal structures of normal and deuterated sodium hydrogen oxalate monohydrate NaHC2O4·H2O and NaDC2O4·D2O. Hydrogen bond studies XXXVI". The Journal of Chemical Physics. 54 (1): 127–134. Bibcode:1971JChPh..54..127T. doi:10.1063/1.1674582.
Delaplane, R. G.; Tellgren, R.; Olovsson, I. (1984). "Neutron diffraction study of sodium hydrogen oxalate monohydrate, NaHC2O4·H2O, at 120 K". Acta Crystallographica. C40 (11): 1800–1803. Bibcode:1984AcCrC..40.1800D. doi:10.1107/S0108270184009616.
Bosch, Enric; Moreno, Miquel; Lluch, José María (1 January 1992). "The role of coupling in intramolecular proton transfer reactions. The hydrogen oxalate anion as an example". Canadian Journal of Chemistry. 70 (1). Canadian Science Publishing: 100–106. doi:10.1139/v92-017. ISSN0008-4042.
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Tellgren, Roland; Olovsson, Ivar (1971). "The crystal structures of normal and deuterated sodium hydrogen oxalate monohydrate NaHC2O4·H2O and NaDC2O4·D2O. Hydrogen bond studies XXXVI". The Journal of Chemical Physics. 54 (1): 127–134. Bibcode:1971JChPh..54..127T. doi:10.1063/1.1674582.
Delaplane, R. G.; Tellgren, R.; Olovsson, I. (1984). "Neutron diffraction study of sodium hydrogen oxalate monohydrate, NaHC2O4·H2O, at 120 K". Acta Crystallographica. C40 (11): 1800–1803. Bibcode:1984AcCrC..40.1800D. doi:10.1107/S0108270184009616.
Bosch, Enric; Moreno, Miquel; Lluch, José María (1 January 1992). "The role of coupling in intramolecular proton transfer reactions. The hydrogen oxalate anion as an example". Canadian Journal of Chemistry. 70 (1). Canadian Science Publishing: 100–106. doi:10.1139/v92-017. ISSN0008-4042.