Paper (s) having Hawken MJ, Shapley RM, Grosof DH (1996) as References
			
			
 
		
		
			
				
						
	
	
	
							
    
    
        
    
    
        
            | 1 | Buchs NJ, Senn W (2002) | 
        
            | 2 | Cai D, DeAngelis GC, Freeman RD (1997) | 
        
            | 3 | Mechler F, Ohiorhenuan IE, Victor JD (2007) | 
        
            | 4 | Varela JA, Sen K, Gibson J, Fost J, Abbott LF, Nelson SB (1997) | 
        
            | 5 | Vogels TP, Abbott LF (2005) |