TY  - JOUR
AU  - Frehland, Eckart
TI  - Convergence and accuracy of approximation methods in general relativity. The time-independent case
JO  - Annales de l'institut Henri Poincaré. Section A, Physique Théorique
PY  - 1976
SP  - 367
EP  - 391
VL  - 24
IS  - 4
PB  - Gauthier-Villars
UR  - http://www.numdam.org/item/AIHPA_1976__24_4_367_0/
LA  - en
ID  - AIHPA_1976__24_4_367_0
ER  -