Magnetic wormholes and black universes with invisible ghosts

Cylindrically and axially symmetric wormholes. Throats in vacuum?

(2014) K. A. Bronnikov et al.   Gravitation & Cosmology

Example of a stable wormhole in general relativity

(2013) K. A. Bronnikov et al.   Gravitation & Cosmology

Magnetic black universes and wormholes with a phantom scalar

(2012) S V Bolokhov et al.   CLASSICAL AND QUANTUM GRAVITY

Instabilities of wormholes and regular black holes supported by a phantom scalar field

(2012) K. A. Bronnikov et al.   PHYSICAL REVIEW D

On the stability of scalar-vacuum space-times

(2011) K. A. Bronnikov et al.   EUROPEAN PHYSICAL JOURNAL C

Black universes with trapped ghosts

(2011) K. A. Bronnikov et al.   Gravitation & Cosmology

Trapped ghosts: a new class of wormholes

(2010) Kirill A Bronnikov et al.   CLASSICAL AND QUANTUM GRAVITY

Can Primordial Magnetic Fields Seeded by Electroweak Strings Cause an Alignment of Quasar Axes on Cosmological Scales?

(2010) Robert Poltis et al.   PHYSICAL REVIEW LETTERS

Instability of wormholes supported by a ghost scalar field: I. Linear stability analysis

(2008) J A González et al.   CLASSICAL AND QUANTUM GRAVITY