| Issue Date | Title | Author(s) |
| 1994 | BOD-DO dispersion modelling accounting for sedimentation | Tyagi B.; Bhargava D.S.; Gakkhar S. |
| 1990 | Genesis of free hydraulic jumps for better mixing | Bhargava D.S.; Ojha, C. S. P. |
| 1999 | Genesis of porosity and predicting specific deposit of rapid sand filters | Bhargava D.S.; Ojha, C. S. P. |
| 1992 | Headloss prediction in operating rapid sand filters | Bhargava D.S.; Ojha, C. S. P. |
| 1999 | Mathematical modelling of stream DO-BOD accounting for settleable BOD and periodically varying BOD source | Tyagi B.; Gakkhar S.; Bhargava D.S. |
| 1994 | Model development for the filter effluent quality | Bhargava D.S.; Pande P.K.; Ojha, C. S. P. |
| 1993 | Models for design of flocculating baffled channels | Bhargava D.S.; Ojha, C. S. P. |
| 1989 | Monographs for initial headloss in rapid sand filters | Bhargava D.S.; Ojha, C. S. P. |
| 1989 | Monographs for the design of rapid gravity filter beds | Bhargava D.S.; Ojha, C. S. P. |
| 1990 | New and rational model for backwash velocity | Bhargava D.S.; Ojha, C. S. P. |
| 1997 | Numerical solution for BOD transport equation | Tyagi B.; Gakkhar S.; Bhargava D.S. |
| 1994 | Numerical solution for DO transport equation | Tyagi B.; Gakkhar S.; Bhargava D.S. |
| 1995 | Polynomialization of the models for dissolved oxygen sag parameters | Bhargava D.S.; Tyagi B.; Gakkhar S. |
| 2008 | Polynomialized model for critical DO deficit | Bhargava D.S.; Tyagi B.; Gakkhar S. |
| 2008 | Polynomilalization of bhargava models for DO sag elements | Bhargava D.S.; Tyagi B.; Gakkhar S. |
| 1990 | Rational design of washwater gutters | Bhargava D.S.; Ojha, C. S. P. |
| 1989 | Theoretical analysis of backwash time in rapid sand filters | Bhargava D.S.; Ojha, C. S. P. |
