559 N.E.2d 1328 GENERAL MOTORS CORPORATION, APPELLANT, v. CUYAHOGA COUNTY BOARD OF REVISION ET AL., APPELLEES. No. 89-689Supreme Court of Ohio.Submitted March 29, 1990 — Decided August 29, 1990. Taxation — Real property valuation determined, how — Board of Tax Appeals must specify reasons for its determinations. APPEAL from the Board of Tax Appeals, Nos. […]