@article{GDZPPN002308444, title = {On Subgroups of the Noncompact Real Exceptional Lie Group F4.}, journal = {Mathematische Annalen}, volume = {201}, year = {1973}, pages = {271-284}, zbl = {0257.22010}, url = {http://dml.mathdoc.fr/item/GDZPPN002308444} }
Chen, Su-shing. On Subgroups of the Noncompact Real Exceptional Lie Group F4.. Mathematische Annalen, Tome 201 (1973) pp. 271-284. http://gdmltest.u-ga.fr/item/GDZPPN002308444/