deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 09302b8..910eb02 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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@article{Bowen:1980yu,   author = {Bowen, J M and York, James W.},   title = {Time-asymmetric initial data for black holes and black-hole collisions},   journal = prd,   year = 1980,   volume = 21,   pages = {2047--2056}   }  @book{MTW,  author = {Misner, Charles W. and Thorne, Kip S. and Wheeler, John A.},  title = {Gravitation},