Karaoğlu, E., H. Deligöz, H. Sözeri, A. Baykal, and M. S. Toprak. 2011. “Hydrothermal Synthesis and Characterization of PEG-Mn3O4 Nanocomposite”. Nano-Micro Letters 3 (1):25-33. https://doi.org/10.1007/BF03353648.