@article{repository30785,
           title = {Enhancing Conceptual Understanding and Critical Thinking Skills Pre-service of Physics Using Mechanics Multi Representation (MMR)},
         journal = {INTERNATIONAL JOURNAL OF SCIENTIFIC \& TECHNOLOGY RESEARCH},
             url = {http://repository.uhamka.ac.id/id/eprint/30785/},
          author = {Hartini, Tri Isti}
}