deletions | additions       diff --git a/authors.tex b/authors.tex  index 4292c30..408bb07 100644  --- a/authors.tex  +++ b/authors.tex 
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{\it NSC KIPT, Kharkov, Ukraine)}\\  D. Porsuk  {\it (Dumlupinar University, Kutahya, Turkey)}\\  D.~Kovalskyi,  S.~Padhi {\it (University of California San Diego, La Jolla CA, United States)}\\  P.~Faccioli  {\it (LIP, Lisbon, Portugal)}\\