M.Z.A M, Zarina K.A K, Adilah N, A I. Effects of Y₂O₃, Pd and Rh₂O₃ Added in TiO₂ based Sensors Materials. Malaysian J. Sci. [Internet]. 2002 Dec. 26 [cited 2024 Nov. 16];21:113-6. Available from: http://ojie.um.edu.my/index.php/MJS/article/view/8868