^Wendlandt, W. W. Thermal Decomposition of Rare Earth Metal Oxalates. Analytical Chemistry. 1959, 31 (3): 408–410. ISSN 0003-2700. doi:10.1021/ac60147a024.
^Sveda, Josef. The rare earths. [The oxidation of the oxalates of praseodymium and neodymium]. Casopis Ceskoslovenskeho Lekarnictva, 1927. 7. 226-232. CODEN: CCLEA3.
^Pajakoff, Swetoslaw. Tetravalent compounds of praseodymium. V. Formation of praseodymium (IV) oxalate by the thermal decomposition of praseodymium(III) oxalate in an oxygen atmosphere and application of this effect in the separation of rare earth metals. Monatshefte fuer Chemie, 1968. 99 (2): 484-500. CODEN: MOCHAP.
^Moebius, R.; Matthes, F. The exchange of oxalate ions for chloride ions of the oxalate hydrates of the rare earths and yttrium. Zeitschrift fuer Chemie, 1964. 4 (6): 234-235. ISSN: 0044-2402.
