Calderón's inverse conductivity problem in the plane K Astala, L Päivärinta Annals of Mathematics, 265-299, 2006 | 629 | 2006 |

An inverse boundary value problem in electrodynamics P Ola, L Päivärinta, E Somersalo Duke Mathematical Journal 70 (3), 617-653, 1993 | 242 | 1993 |

The interior transmission problem D Colton, L Paivarinta, J Sylvester Inverse problems and imaging 1 (1), 13, 2007 | 235 | 2007 |

An introduction to inverse scattering and inverse spectral problems K Chadan, D Colton, L Päivärinta, W Rundell Society for Industrial and Applied Mathematics, 1997 | 224 | 1997 |

Transmission eigenvalues L Päivärinta, J Sylvester SIAM journal on Mathematical Analysis 40 (2), 738-753, 2008 | 203 | 2008 |

Calderóns' inverse problem for anisotropic conductivity in the plane K ASTALA*, L PÄIVÄRINTA#, M Lassas Communications in Partial Difference Equations 30 (1-2), 207-224, 2005 | 192 | 2005 |

The uniqueness of a solution to an inverse scattering problem for electromagnetic waves D Colton, L Päivärinta Archive for rational mechanics and analysis 119 (1), 59-70, 1992 | 163 | 1992 |

Complex geometrical optics solutions for Lipschitz conductivities L Päivärinta, A Panchenko, G Uhlmann Revista Matematica Iberoamericana 19 (1), 57-72, 2003 | 157 | 2003 |

Far-field patterns for acoustic waves in an inhomogeneous medium D Colton, A Kirsch, L Päivärinta SIAM Journal on Mathematical Analysis 20 (6), 1472-1483, 1989 | 123 | 1989 |

Linear inverse problems for generalised random variables MS Lehtinen, L Paivarinta, E Somersalo Inverse Problems 5 (4), 599, 1989 | 110 | 1989 |

Corners always scatter E Blåsten, L Päivärinta, J Sylvester Communications in Mathematical Physics 331 (2), 725-753, 2014 | 91 | 2014 |

Testing equality of relative survival patterns based on aggregated data T Hakulinen, L Tenkanen, K Abeywickrama, L Päivärinta Biometrics, 313-325, 1987 | 90 | 1987 |

A simple non‐linear model in incidence prediction T Dyba, T Hakulinen, L Päivärinta Statistics in medicine 16 (20), 2297-2309, 1997 | 72 | 1997 |

On imaging obstacles inside inhomogeneous media AI Nachman, L Päivärinta, A Teirilä Journal of Functional Analysis 252 (2), 490-516, 2007 | 60 | 2007 |

On recovering obstacles inside inhomogeneities A Kirsch, L Päivärinta Mathematical methods in the applied sciences 21 (7), 619-651, 1998 | 60 | 1998 |

On the far field in obstacle scattering L Päivärinta, R Kress SIAM Journal on Applied Mathematics 59 (4), 1413-1426, 1999 | 59 | 1999 |

Recovering singularities from backscattering in two dimensions P Ola, L Päivärinta, V Serov Taylor & Francis Group 26 (3-4), 697-715, 2001 | 56 | 2001 |

Numerical computation of complex geometrical optics solutions to the conductivity equation K Astala, JL Mueller, L Päivärinta, S Siltanen Applied and Computational Harmonic Analysis 29 (1), 2-17, 2010 | 51 | 2010 |

Inversion of discontinuities for the Schrödinger equation in three dimensions L Päivärinta, E Somersalo SIAM journal on mathematical analysis 22 (2), 480-499, 1991 | 51 | 1991 |

The interior transmission problem and bounds on transmission eigenvalues M Hitrik, K Krupchyk, P Ola, L Päivärinta arXiv preprint arXiv:1009.5640, 2010 | 50 | 2010 |