On W1 P Estimates For Elliptic Equations In Divergence Form
 
					 
									 
						
							
						Https Arxiv Org Pdf 1502 05845
 
					 
									 
						
							
						P K Jain V P Gupta Lebesgue Measure And Integration 1986
 
					 
									 
						
							
						Pdf Calderon Zygmund Theory For Non Integral Operators And The H
 
					 
									 
						
							
						Pdf On Multilinear Singular Integrals Of Calderon Zygmund Type