TY - BOOK AU - Boothby, William M. TI - An introduction to differentiable manifolds and riemannian geometry SN - "978-81-312-1200-4" AV - QA614.3 .B66 PY - 2003/// CY - India PB - Elsevier; KW - 1. Differentiable manifolds KW - "Y" N1 - "Y" ER -