1. Ceramic and dielectric properties of selected compositions in the BaO–TiO2–Nd2O3 system;Kolar;Ber. Dt. Keram. Ges.,1978
2. Synthesis and crystal chemistry of BaNd2Ti3O10, BaNd2Ti5O14 and Nd4 Ti9O24;Kolar;Journal of Solid State Chemistry,1981
3. Mudroliubova, L. P., Rotenberg, B. A., Kartenko, N. F., Borsch, A. N., Prohvatilov, V. G., Kostikov, Yu. P. and Ivanova, M. P., Bariumlanthanoid tetratitanate. USSA Certificate of Recognition 632176, 23 February 1977.
4. A study of physics and chemistry of the BaTiO3–Ln2O3 3TiO2· system;Mudroliubova;Izvestija Akademii Nauk SSSR, ser. Neorganicheskie Materialy,1981
5. Gens, A. M., A Study of Interaction of Rare-earth Elements with Ba and Ti Oxides. PhD thesis, MITHT im. Lomonosova, Moscow, 1980.