Iyer, B. R.
Advances in gravitation and cosmology / B. R. Iyer - New Delhi: Wiley Easter., 1972. - 168p.
Relativity Theory
Gravitation - Proceedings
Cosmology - Proceedings
530.11
Advances in gravitation and cosmology / B. R. Iyer - New Delhi: Wiley Easter., 1972. - 168p.
Relativity Theory
Gravitation - Proceedings
Cosmology - Proceedings
530.11