A very efficient route toward the 4a-methyltetrahydrofluorene skeleton: Short synthesis of (±)-dichroanone and (±)-taiwaniaquinone H (Journal of Organic Chemistry (2009) 74, (3384) DOI: 10.1021/jo900153y) - Alvarez-Manzaneda E.; Chahboun R.; Cabrera E.; Alvarez E.; Alvarez-Manzaneda R.; Meneses R.; Es-Samti H.; Fernández A. (JOURNAL OF ORGANIC CHEMISTRY, 2009)