Li-Xinli/Jian-Meixu/Liaou-Liu
Complex Geometry, Quantum Tunneling and Time Machines
Physical Review D, Particles and Fields, Vol.48, No.10 1993, 4735-4737
Li, L.-X
Time Machines constructed from anti-de- Sitter-Space
Physical Review D, Vol.59, 1999, 084016
Lossev, A. / Novikov, I.D.
The Jinn of the Time Machine: Non-Trivial Self-Consistent Solutions
Classical and Quantum Gravity, Vol.9, October 1992, 2309-2321
Low, Robert
Time Machine with closed causal geodesics
Classical and Quantum Gravity, Vol.12, 1995, Iss.5, L37-38,
Malament, David
The Class of Continuous Timelike Curves Determines the Topology of Spacetime
Journal of Mathematical Physics, Vol.18 1977, 1399-1404
Malament, David
Minimal Acceleration Requirements for Time Travel in Goedels Space-Time
Journal of Mathematical Physics, Vol.26 1985b, 774-777
Malament, David:
"Time Travel" in the Goedel Universe ,
PSA, Vol 2, Ed. P.D.Asquith & P.Kitcher East Lansing,MI 1984 S.91-100