Hello. 
I`ve got an expierence with theese guys https://assignmentservicethesisb.dbblog.net/40521014/????-??-????-??
http://arithmetical-discussiono.tblogz.com/-24538728
http://geometricalexpositiont.blogkoo.com/-29124044
  that were mentioned before. 
And I watned to translate thanks!