Hejtmánek, J., Jirák, Z., Sedmidubský, D., Maignan, A., Simon, C., Caignaert, V., Martin, C., Raveau, B. Correlation of the size effect with the thermoelectric power for the Pr-based manganites Pr0.7Ca0.3-xSrxMnO3. Physical Review. B. 1996, 53(17), 11947-11950. ISSN 0163-1829.