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Books about Gromoll:
FTCE Exceptional Student Education K-12 Book + Online (FTCE Teacher Certification Test Prep) by Springer, Ken,... by Ken, Gromoll, Maryann, Tattner PhD, Nancy Ann Springer (1111)
Zwei Verallgemeinerungen Eines Zatzes Von Gromoll Und Meyer; Inauguraldissertation Zur Erlangung Des Doktorgrades... by Hans-Heinrich Matthias (1980)
Wiki information Gromoll:
Detlef Gromoll was a mathematician who worked in Differential geometry.