Reference Label	Details
Kabo 1990	G. Ya. Kabo, E. A. Miroshnichenko, M. L. Frenkel', A. A. Kozyro, V. V. Simirskii, A. P. Krasulin, V. P. Vorob'eva, and Yu. A. Lebedev, Bull. Acad. Sci. USSR, Div. Chem. Sci. 39, 662-667 (1990) Thermochemistry of Urea Alkyl Derivatives English translat. from: Izv. Akad. Nauk SSSR Ser. Khim. 750-755 (1990)
Simirsky 1987	V. V. Simirsky, G. J. Kabo, and M. L. Frenkel, J. Chem. Thermodyn. 19, 1121-1127 (1987) Additivity of the Enthalpies of Formation of Urea Derivatives in the Crystalline State