William J. Mitchell, Ernest Schimmerling, John R. Steel. The Covering Lemma up to a Woodin Cardinal. Annals of Pure and Applied Logic, 84(2):219-255, 1997.
@article{MitchellSS97, title = {The Covering Lemma up to a Woodin Cardinal}, author = {William J. Mitchell and Ernest Schimmerling and John R. Steel}, year = {1997}, researchr = {https://researchr.org/publication/MitchellSS97}, cites = {0}, citedby = {0}, journal = {Annals of Pure and Applied Logic}, volume = {84}, number = {2}, pages = {219-255}, }