I am the executor of my former spouse's estate in need of court orders.

During the 3 months the will was missing, two of his heirs removed valuable assets from his home and have refused to return them. Our son claims he no longer has the zero turn lawnmower he took. His daughter from a previous relationship simply ignored the clerk of court telling her she had to return the items she admitted taking from his home. According to the same daughter, his nephew also has property belonging to his estate in a storage building located on the nephew's property. I need court orders issued for the return of these items.