Energy of a graph is never an odd integer RB Bapat, S Pati Bull. Kerala Math. Assoc 1, 129-132, 2004 | 102 | 2004 |

The spectrum of the corona of two graphs S Barik, S Pati, BK Sarma SIAM Journal on Discrete Mathematics 21 (1), 47-56, 2007 | 97 | 2007 |

Algebraic connectivity and the characteristic set of a graph RB Bapat, S Pati Linear and Multilinear Algebra 45 (2-3), 247-273, 1998 | 64 | 1998 |

On nonsingular trees and a reciprocal eigenvalue property S Barik, M Neumann, S Pati Linear and Multilinear Algebra 54 (6), 453-465, 2006 | 46 | 2006 |

A q-analogue of the distance matrix of a tree RB Bapat, AK Lal, S Pati Linear Algebra and its Applications 416 (2-3), 799-814, 2006 | 41 | 2006 |

Minimizing algebraic connectivity over connected graphs with fixed girth SM Fallat, S Kirkland, S Pati Discrete Mathematics 254 (1-3), 115-142, 2002 | 41 | 2002 |

On weighted directed graphs RB Bapat, D Kalita, S Pati Linear Algebra and its Applications 436 (1), 99-111, 2012 | 39 | 2012 |

The perturbed Laplacian matrix of a graph RB Bapat, SJ Kirkland, S Pati Linear and Multilinear Algebra 49 (3), 219-242, 2001 | 34 | 2001 |

On algebraic connectivity and spectral integral variations of graphs S Barik, S Pati Linear algebra and its applications 397, 209-222, 2005 | 29 | 2005 |

Maximizing algebraic connectivity over unicyclic graphs SM Fallat, S Kirkland, S Pati Linear and Multilinear Algebra 51 (3), 221-241, 2003 | 26 | 2003 |

On graphs with algebraic connectivity equal to minimum edge density SM Fallat, S Kirkland, S Pati Linear algebra and its applications 373, 31-50, 2003 | 25 | 2003 |

Weighted Moore-Penrose inverse of a Boolean matrix RB Bapat, SK Jain, S Pati Linear algebra and its applications 255 (1-3), 267-279, 1997 | 25 | 1997 |

The third smallest eigenvalue of the Laplacian matrix S Pati Electron. J. Linear Algebra 8, 128-139, 2001 | 24 | 2001 |

On the Laplacian spectra of product graphs S Barik, RB Bapat, S Pati Applicable Analysis and Discrete Mathematics, 39-58, 2015 | 18 | 2015 |

Unicyclic graphs with the strong reciprocal eigenvalue property S Barik, M Nath, S Pati, BK Sarma Electronic Journal of Linear Algebra 17 (1), 12, 2008 | 18 | 2008 |

Laplacian spectrum of weakly quasi-threshold graphs RB Bapat, AK Lal, S Pati Graphs and Combinatorics 24 (4), 273-290, 2008 | 15 | 2008 |

Moore--Penrose Inverse of Matrices on Idempotent Semirings S Pati SIAM Journal on Matrix Analysis and Applications 22 (2), 617-626, 2000 | 15 | 2000 |

On the inverse of a class of bipartite graphs with unique perfect matchings SK Panda, D Pati Electronic Journal of Linear Algebra 29 (1), 89-101, 2015 | 14 | 2015 |

On reciprocal eigenvalue property of weighted trees M Neumann, S Pati Linear Algebra and its Applications 438 (10), 3817-3828, 2013 | 14 | 2013 |

On algebraic connectivity of graphs with at most two points of articulation in each block RB Bapat, AK Lal, S Pati Linear and Multilinear Algebra 60 (4), 415-432, 2012 | 14 | 2012 |