Srivastava, S.C. and Sinha, A.K. and Singh, A.K. and Sarkar, G. and Das, R.N. (1979) Application of thermoelectric transducers for surface monitoring of air velocity, humidity and temperature for underground mines. Journal of Mines, Metals & Fuels, 27 (8). pp. 227-230. ISSN 0022-2755