Mandal, Goutam and Lal, Tripurari (2008) Calibration technique of a set of weights using one reference standard. MAPAN - Journal of Metrology Society of India, 23 (1). pp. 55-58. ISSN 0974-9853

Lal, Tripurari and Mandal, Goutam and Gopan, C. K. (2008) Re-establishment of National Standards of Mass at NPL India. MAPAN-JOURNAL OF METROLOGY SOCIETY OF INDIA , 23 (3). pp. 139-158. ISSN 0970-3950

Govindan, Anil and Lal, Tripurari and Singh, Anand (2008) Comparative Studies on Zirconia Ceramics as a Material for Mass Standards. MAPAN - Journal of Metrology Society of India, 23 (3). pp. 173-176. ISSN 0974-9853