The Iwasawa Main conjecture of constant ordinary abelian varieties over   function fields
  We study a geometric analogue of the Iwasawa Main Conjecture for constant ordinary abelian varieties over $\ZZ_p^d$-extensions of function fields ramifying at a finite set of places. 
King Fai Lai, Ignazio Longhi, Ki-Seng Tan, Fabien Trihan
math.NT