@incollection{Brânzoi13, author = {Florina Brânzoi and Viorel Brânzoi}, title = {Amperometric Urea Biosensor Based Metallic Substrate Modified with a Nancomposite Film}, booktitle = {State of the Art in Biosensors}, publisher = {IntechOpen}, address = {Rijeka}, year = {2013}, editor = {Toonika Rinken}, chapter = {14}, doi = {10.5772/52440}, url = {https://doi.org/10.5772/52440} }