List of Articles توتومری Open Access Article Abstract Page Full-Text 1 - Theoretical investigation of tautomerisation of 3-Amino-1H-1,2,4-Triazol-5(4H)-One by using quantum calculations by DFT method. بهزاد چهکندی Open Access Article Abstract Page Full-Text 2 - Investigation of C-O tautomerism in a derivative of Flucytosine: A DFT study بهزاد چهکندی Open Access Article Abstract Page Full-Text 3 - A tautomerism in 2-amino-7H-purine-6-thiol: Theoretical study using implicit/explicit salvation models Aeyed Javad Hosseini بیتا محمداصغری Open Access Article Abstract Page Full-Text 4 - Study and comparison of Equilibrium vs. resonance in keto-enol tautomerization in some piroxicam derivatives abolghasem shameli Ebrahim balali sara hallajian behrooz yousefzadeh