S. C.  Navale, Ravi, V., Mulla, I. S., Gosavi, S. W., and Kulkarni, S. K., ?Low temperature synthesis and NOx sensing properties of nanostructured Al-doped ZnO?, Sensors and Actuators B-Chemical, vol. 126, no. 2, pp. 382-386, 2007.

S. C.  Navale, Gosavi, S. W., and Mulla, I. S., ?Controlled synthesis of ZnO from nanospheres to micro-rods and its gas sensing studies?, Talanta, vol. 75, no. 5, pp. 1315-1319, 2008.

S. C.  Navale, Ravi, V., Srinivas, D., Mulla, I. S., Gosavi, S. W., and Kulkarni, S. K., ?EPR and DRS evidence for NO2 sensing in Al-doped ZnO?, Sensors and Actuators B-Chemical, vol. 130, no. 2, pp. 668-673, 2008.