column
        
          
      
    
            2017, 15(2): 113-114.
            
                DOI: 10.11989/JEST.1674-862X.6080113
            
        
        
    
            2017, 15(2): 115-122.
            
                DOI: 10.11989/JEST.1674-862X.6060115
            
        
        
    
            2017, 15(2): 123-132.
            
                DOI: 10.11989/JEST.1674-862X.6062810
            
        
        
    
            2017, 15(2): 133-140.
            
                DOI: 10.11989/JEST.1674-862X.6072011
            
        
        
    
            2017, 15(2): 141-146.
            
                DOI: 10.11989/JEST.1674-862X.6071515
            
        
        
    
            2017, 15(2): 147-152.
            
                DOI: 10.11989/JEST.1674-862X.6061518
            
        
        
    
            2017, 15(2): 153-160.
            
                DOI: 10.11989/JEST.1674-862X.6071539
            
        
        
    
            2017, 15(2): 169-177.
            
                DOI: 10.11989/JEST.1674-862X.6071527
            
        
        
    
            2017, 15(2): 178-186.
            
                DOI: 10.11989/JEST.1674-862X.6071416
            
        
        
    
            2017, 15(2): 187-193.
            
                DOI: 10.11989/JEST.1674-862X.6061026
            
        
        
    
            2017, 15(2): 194-198.
            
                DOI: 10.11989/JEST.1674-862X.6061012
            
        
        
    
            2017, 15(2): 199-206.
            
                DOI: 10.11989/JEST.1674-862X.6091112
            
        
        
    
            2017, 15(2): 207-207.
            
            
        
        
    
            2017, 15(2): 208-208.
            
            
        
        
    
                

