1997

1. Semi-local cosmic strings and the cosmological constant problem

   Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, Vol. 390, Núm. 1-4, pp. 101-106

2. Supersymmetric electroweak cosmic strings

   Physical Review D - Particles, Fields, Gravitation and Cosmology, Vol. 55, Núm. 6, pp. 3811-3819