deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index fc55cc6..39676bb 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
...
@misc{Ziegler_2011_PIC,  author = {James F. Ziegler and M.D. Ziegler and J.P. Biersack},  title = {{Hydrogen in Copper}},  howpublished = {{{{http://www.srim.org/SRIM/SRIMPICS/STOP01/STOP0129.gif}}}}}, {{{{{http://www.srim.org/SRIM/SRIMPICS/STOP01/STOP0129.gif}}}}}},  year = {2011},  note = {[Online; accessed 21-Aug-2015]},  }  @article{2005,  doi = {10.1093/jicru/ndi001}, {10.1093/jicru/ndi002},  url = {http://dx.doi.org/10.1093/jicru/ndi001}, {http://dx.doi.org/10.1093/jicru/ndi002},  year = {2005},  month = {may},  publisher = {Oxford University Press ({OUP})},  volume = {5},  number = {1},  pages = {0--0}, {iii--viii},  title = {{{STOPPING} {OF} {IONS} {HEAVIER} {THAN} {HELIUM}}}, {HELIUM}: {CONTENTS}}},  journal = {Journal of the {ICRU}},  }