Amalgamated algebra extensions defined by Von Neumann regular and SFT   conditions
  Let $f:A\rightarrow B$ be a ring homomorphism and let $J$ be an ideal of $B$. In this paper, we characterize $R\bowtie^fJ$ to be Von Neumann regular ring and SFT ring, respectively. 
Khalid Louartiti and Najib Mahdou
math.AC