| A morphological study of GPS-TEC data at Agra and their comparison with the IRI model V Chauhan, OP Singh Advances in Space Research 46 (3), 280-290, 2010 | 85 | 2010 |
| Diurnal and seasonal variation of GPS-TEC during a low solar activity period as observed at a low latitude station Agra V Chauhan, OP Singh, B Singh 94.20. dv; 96.60. qd, 2011 | 67 | 2011 |
| Performance study of solar cooker with modified utensil A Gaur, OP Singh, SK Singh, GN Pandey Renewable Energy 18 (1), 121-129, 1999 | 65 | 1999 |
| Estimation of global solar radiation in Uttar Pradesh (India) and comparison of some existing correlations SK Srivastava, OP Singh, GN Pandey Solar Energy 51 (1), 27-29, 1993 | 56 | 1993 |
| Empirical relationship to estimate global radiation from hours of sunshine OP Singh, SK Srivastava, A Gaur Energy Conversion and Management 37 (4), 501-504, 1996 | 52 | 1996 |
| Anomalous variation in total electron content (TEC) associated with earthquakes in India during September 2006–November 2007 OP Singh, V Chauhan, V Singh, B Singh Physics and Chemistry of the Earth, Parts A/B/C 34 (6-7), 479-484, 2009 | 42 | 2009 |
| Ionospheric perturbations caused by some major earthquakes in India B Singh, V Kushwah, OP Singh, DR Lakshmi, BM Reddy Physics and Chemistry of the Earth, Parts A/B/C 29 (4-9), 537-550, 2004 | 42 | 2004 |
| Anomalous TEC variations associated with the strong Pakistan-Iran border region earthquake of 16 April 2013 at a low latitude station Agra, India D Pundhir, B Singh, OP Singh Advances in Space Research 53 (2), 226-232, 2014 | 29 | 2014 |
| Ultra-low-frequency (ULF) and total electron content (TEC) anomalies observed at Agra and their association with regional earthquakes V Chauhan, OP Singh, V Kushwah, V Singh, B Singh Journal of Geodynamics 48 (2), 68-74, 2009 | 29 | 2009 |
| Simultaneous ionospheric E-and F-layer perturbations caused by some major earthquakes in India C Singh, OP Singh | 28 | 2007 |
| A search for precursors of earthquakes from multi-station ULF observations and TEC measurements in India V Chauhan, OP Singh, U Pandey, B Singh, BR Arrora, G Rawat, ... 91.30. pd; 94.20. dv; 94.20. Vv, 2012 | 26 | 2012 |
| Comparison of methods for estimating daily and hourly diffuse solar radiation SK Srivastava, A Gaur, OP Singh, RN Tiwari Applied energy 51 (2), 119-123, 1995 | 21 | 1995 |
| Ionospheric effect of earthquakes as determined from ground based TEC measurement and satellite data V Singh, V Chauhan, OP Singh, B Singh 91.30. pc; 94.20. Vv, 2010 | 15 | 2010 |
| Ionization enhancements in sporadic E-layers prior to some major Indian earthquakes S Birbal Journal of Atmospheric Electricity 24 (2), 75-87, 2004 | 13 | 2004 |
| Correlations for the estimation of hourly global solar radiation SK Srivastava, OP Singh, GN Pandey Applied energy 52 (1), 55-64, 1995 | 11 | 1995 |
| Estimation of hourly global solar radiation in the plane areas of Uttar Pradesh, India OP Singh, SK Srivastava, GN Pandey Energy conversion and management 38 (8), 779-785, 1997 | 10 | 1997 |
| A morphological study of low latitude ionosphere and its implication in identifying earthquake precursors D Pundhir, B Singh, OP Singh, SK Gupta J. Ind. Geophys. Union 21 (3), 214-222, 2017 | 8 | 2017 |
| GPS based total electron content (TEC) anomalies and their association with large magnitude earthquakes occurred around Indian region OP Singh, V Chauhan, B Singh 92.60. Ls; 91.30. pc; 91.10. Fc, 2013 | 8 | 2013 |
| Study of Ionospheric precursors related to an earthquake (M= 7.8) of 16 April, 2013 using GPS-TEC measurements: case study D Pundhir, B Singh, OP Singh, SK Gupta J. Geogr. Nat. Disasters 5 (1), 1-3, 2015 | 7 | 2015 |
| Nighttime amplitude decrease in 19.8 kHz NWC signals observed at Agra possibly caused by moderate seismic activities along the propagation path V Singh, B Singh, M Hayakawa, M Kumar, V Kushwah Journal of atmospheric electricity 24 (1), 1-15, 2004 | 7 | 2004 |
