MULTIFUNCTIONAL MAGNETIC FE <SUB>3</SUB> O <SUB>4</SUB> /NITROGEN-DOPED POROUS CARBON NANOCOMPOSITES FOR REMOVAL OF DYES AND SENSING APPLICATIONS Article Nsabimana A., Kitte S.A., Wu F., Qi L., Liu Z., Zafar M.N., Xu G., Luque R. Applied Surface Science. Elsevier. Vol. 467-468. 2019. P. 89-97