Lewandowski, J.; Marolf, D.: Loop constraints: A habitat and their algebra. International Journal of Modern Physics D 7 (2), S. 299 - 330 (1998)

Loll, R.: On the diffeomorphism commutators of lattice quantum gravity. Classical and Quantum Gravity 15 (4), S. 799 - 809 (1998)

Camarda, K.; Seidel, E.: Numerical evolution of dynamic 3D black holes: Extracting waves. Physical Review D 57 (6), S. R3204 - R3208 (1998)

Huisken, G.: A distance comparison principle for evolving curves. Asian Journal of Mathematics 2 (1), S. 127 - 133 (1998)

Matalliotakis, D.; Nilles, H.-P.; Theisen, S.: Matching the BPS spectra of heterotic–type I–type I′ strings. Physics Letters B 421 (1-4), S. 169 - 175 (1998)

Brady, P. R.; Creighton, T.; Cutler, C.; Schutz, B. F.: Searching for periodic sources with LIGO. Physical Review D. 57 (4), S. 2101 - 2116 (1998)

Andersson, L.; Galloway, G. J.; Howard, R.: The cosmological time function. Classical and Quantum Gravity 15 (2), S. 309 - 322 (1998)

Arbona, A.; Bona, C.; Carot, J.; Mas, L.; Masso, J.; Stela, J.: Stuffed Black Holes. Physical Review D 57 (4), S. 2397 - 2402 (1998)

Friedrich, H.: On the evolution equation for gravitating ideal fluid bodies in general relativity. Physical Review D 57 (4), S. 2317 - 2322 (1998)

Gambini, R.; Lewandowski, J.; Marolf, D.; Pullin, J.: On the consistency of the constraint algebra in spin network quantum gravity. International Journal of Modern Physics D 7 (1), S. 97 - 109 (1998)

Black Hole Grand Challenge Alliance (including Seidel, E.): Boosted 3-dimensional black hole evolutions with singulatity avoidance. Physical Review Letters 80, S. 2512 - 2516 (1998)

Black Hole Grand Challenge Alliance (including Seidel, E.): Stable characteristic evolution of generic 3-dimensional single-black-hole spacetimes. Physical Review Letters 80, S. 3915 - 3918 (1998)

Black Hole Grand Challenge Alliance (including Seidel, E.): Gravitational wave extraction and outer boundary conditions by perturbative matching. Physical Review Letters 80 (1998)

Alcubierre, M.; Masso, J.: Pathologies of hyperbolic gauges in general relativity and other field theories. Physical Review D 57 (8), S. 4511 - 4515 (1998)

Andersson, N.; Kokkotas, K. D.: Towards gravitational-wave asteroseismology. Monthly Notices of the Royal Astronomical Society 299, S. 1059 - 1068 (1998)

Avelino, P. P.; Shellard, E. P. S.; Wu, J. H. P.; Allen, B.: Structure Formation Seeded by Cosmic Strings. Astrophysics and Space Science 261 (1-4), S. 315 - 316 (1998)

Babich, M. V.; Korotkin, D. A.: Self-dual SU(2)-invariant Einstein metrics and modular dependence of theta functions. Letters in Mathematical Physics 46, S. 323 - 337 (1998)

Balakrishna, J.; Seidel, E.; Suen, W.-M.: Dynamical evolution of boson stars II: Excited states and self-interacting fields. Physical Review D 58 (10), 104004 (1998)

Barrio, M.; Helling, R.; Polhemus, G.: Spin-spin interaction in matrix theory. Journal of High Energy Physics 1998 (5), 012 (1998)

Bärwald, O.; Gebert, R. W.; Nicolai, H.: On the imaginary simple roots of the Borcherds algebra g II _9,1. Nuclear Physics B 510 (3), S. 721 - 738 (1998)