deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index f37daba..a6c3ef0 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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@article{cite:8, @article{cite:1,  author = {R. Liouville {Hans de Bruijn  and G. Bernoulli}, Paulien M. Herder},  title = {On the Positivity of Conditionally Closed, Right-Simply Contravariant Scalars}, {System and Actor Perspectives Sociotechnical Systems},  journal = {{J}ournal of Numerical Geometry}, {IEEE TRANSACTIONS ON SYSTEMS, MAN, AND CYBERNETICS—PART A: SYSTEMS AND HUMANS, VOL. 39, NO. 5, SEPTEMBER 2009},  month = aug, sep,  year = 1993, 2009,  volume = 6, 39,  pages = {152--191}} {981--992}}  @article{cite:2,  author = {Q. Smith }, 
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month = aug,  year = 1995,  volume = 0,  pages = {78--93}}