@article{shafiee_khosropour_mohammadpoor-baltork_moghadam_tangestaninejad_mirkhani_khavasi_2014, 
  title={IRANIAN JOURNAL OF CATALYSIS}, 
  abstractNote={Reaction between aromatic aldehydes and 3-methyl-1-phenyl-2-pyrazoline-5-one catalyzed by nano-SiO 2 /HClO 4 in water under reflux provided a simple and efficient route for the synthesis of 4-((5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)(aryl)methyl)-3-methyl-1-phenyl-1H-pyrazol-5-ol derivatives in high yields.}, 
  author={Shafiee and Khosropour and Mohammadpoor-Baltork and Moghadam and Tangestaninejad and Mirkhani and Khavasi}, 
  year={2014}
  }