H. Friedrich

发表

J. Stewart, H. Friedrich, 1982, Proceedings of the Royal Society of London. A. Mathematical and Physical Sciences.

Helmut Friedrich, H. Friedrich, 1996 .

H. Friedrich, Helmut Friedrich, 2005, gr-qc/0508016.

H. Friedrich, A. Rendall, 2000, gr-qc/0002074.

H. Friedrich, J. Ehlers, 1994 .

H. Friedrich, J. Frauendiener, 2002 .

H. Friedrich, 2002, gr-qc/0209018.

H. Friedrich, 2005, Annalen der Physik.

H. Friedrich, 1998, gr-qc/9804009.

H. Friedrich, J. Kánnár, Janos Kannar, 1999, gr-qc/9910077.

H. Friedrich, 2014, 1401.7172.

H. Friedrich, 2005, gr-qc/0504129.

H. Friedrich, 2013, Communications in Mathematical Physics.

H. Friedrich, 2013, Communications in Mathematical Physics.

B. Schmidt, H. Friedrich, Bernd G. Schmidt, 1987, Proceedings of the Royal Society of London. A. Mathematical and Physical Sciences.

Helmut Friedrich, H. Friedrich, 2021, Classical and Quantum Gravity.

H. Friedrich, 2014, 1411.3854.

H. Friedrich, 1981, Proceedings of the Royal Society of London. A. Mathematical and Physical Sciences.

H. Friedrich, 2017, 1709.07709.

J. Stewart, H. Friedrich, 1983, Proceedings of the Royal Society of London. A. Mathematical and Physical Sciences.

H. Friedrich, 2002, gr-qc/0201006.

H. Friedrich, 2012, 1203.6125.

H. Friedrich, 1982, Proceedings of the Royal Society of London. A. Mathematical and Physical Sciences.

H. Friedrich, 2014, Annales Henri Poincaré.

Y. Choquet-bruhat, H. Friedrich, 2006, gr-qc/0605096.

H. Friedrich, J. Kánnár, 1999, gr-qc/9911103.