| Linearized stability analysis of thin-shell wormholes with a cosmological constant FSN Lobo, P Crawford Classical and Quantum Gravity 21 (2), 391, 2003 | 211 | 2003 |
| Stability analysis of dynamic thin shells FSN Lobo, P Crawford Classical and Quantum Gravity 22 (22), 4869, 2005 | 156 | 2005 |
| Interior of a Schwarzschild black hole revisited R Doran, FSN Lobo, P Crawford Foundations of Physics 38, 160-187, 2008 | 79 | 2008 |
| Shear-free anisotropic cosmological models JP Mimoso, P Crawford Classical and Quantum Gravity 10 (2), 315, 1993 | 53 | 1993 |
| Exact conformal scalar field cosmologies JP Abreu, P Crawford, JP Mimoso Classical and Quantum Gravity 11 (8), 1919, 1994 | 49 | 1994 |
| Weak energy condition violation and superluminal travel F Lobo, P Crawford Current Trends in Relativistic Astrophysics: Theoretical, Numerical …, 2003 | 47 | 2003 |
| Time, closed timelike curves and causality F Lobo, P Crawford The nature of time: Geometry, physics and perception, 289-296, 2003 | 45 | 2003 |
| Generalized observers and velocity measurements in general relativity P Crawford, I Tereno General Relativity and Gravitation 34, 2075-2088, 2002 | 40 | 2002 |
| Inflation in the presence of a non-minimal coupling A Barroso, J Casasayas, P Crawford, P Moniz, A Nunes Physics Letters B 275 (3-4), 264-272, 1992 | 36 | 1992 |
| Einstein in Portugal: Eddington's expedition to Principe and the reactions of Portuguese astronomers (1917–25) E Mota, P Crawford, A Simões The British Journal for the History of Science 42 (2), 245-273, 2009 | 30 | 2009 |
| Spontaneous symmetry breaking in curved spacetime P Moniz, P Crawford, A Barroso Classical and Quantum Gravity 7 (7), L143, 1990 | 14 | 1990 |
| O significado da relatividade no final do século P Crawford Fundação Calouste Gulbenkian, 1995 | 9 | 1995 |
| Dust-filled axially symmetric universes with a cosmological constant P Aguiar, P Crawford Physical Review D 62 (12), 123511, 2000 | 7 | 2000 |
| Linearized stability analysis of thin-shell wormholes with a cosmological constant (2004) Classical and Quantum Gravity, 21 (2) FSN Lobo, P Crawford DOI 10.1088/0264-9381/21/2/004, PII, 0 | 7 | |
| O eclipse de 29 de Maio de 1919. AS Eddington e os astrónomos do Observatório da Tapada P Crawford, A Simões Gazeta de Física 32 (2), 3, 2009 | 5 | 2009 |
| Albert Einstein: uma biografia muito breve P Crawford Disponível in: http://cosmo. fis. fc. ul. pt/~ crawford/artigos/Albert …, 2009 | 5 | 2009 |
| Einstein em Portugal: o primeiro teste da teoria da relatividade geral e o seu impacto na comunidade científica nacional E Mota, A Simões, P Crawford Einstein entre nós. A recepção de Einstein em Portugal de 1905 a 1955, 43-56, 2005 | 5 | 2005 |
| Constraints on wormhole geometries F Lobo, P Crawford The Ninth Marcel Grossmann Meeting: On Recent Developments in Theoretical …, 2002 | 4 | 2002 |
| A teoria da relatividade e o GPS P Crawford Cosmo Física, 2004 | 3 | 2004 |
| Bianchi type III foliation of the de Sitter space P Crawford, PV Moniz International journal of theoretical physics 32, 841-848, 1993 | 3 | 1993 |
