Size effect on the magnetic properties of oleic acid stabilized substrate free BiFeO3 nanocrystalsDabbugalla Mahesh, Bipul K. Mahato, Anjan Barman and Swapan K. MandalEur. Phys. J. Appl. Phys., 70 1 (2015) 10601DOI: https://doi.org/10.1051/epjap/2015150002