1. Energy Resources in an Uncertain Future;Adelman,1983
2. Economics of drilling for cretaceous oil on the east flank of the Denver-Julesburg Basin;Arps;Bull. Amer. Assoc. Pet. Geol.,1957
3. Taxation of Nonrenewable Resources;Church,1981
4. Resource taxation with heterogeneous quality and endogeneous reserves;Conrad;J. Public Econom.,1980
5. Taxation of Mineral Resources;Conrad,1981