@unpublished{repository35079,
           title = {Students'  Mathematical  Critical  Thinking  Using  Geogebra Software Based on Adversity Quotient},
            note = {Unpublished},
       publisher = {FKIP UHAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/35079/},
          author = {Alyani, Fitri}
}