2 citations to https://www.mathnet.ru/rus/aa686
  1. Buser P., “On the mathematical work of Robert Brooks”, Geometry, Spectral Theory, Groups, and Dynamics, Ethonographic Alternatives Book Series, 387, 2005, 1–35  mathscinet  zmath  adsnasa  isi
  2. Croke C.B., “Rigidity theorems in Riemannian geometry”, Geometric Methods in Inverse Problems and Pde Control, IMA Volumes in Mathematics and its Applications, 137, 2004, 47–72  crossref  mathscinet  isi