TY - JOUR AU - Grishchuk, L AU - Solokhin, M C2 - Physical Review D (Particles, Fields, Gravitation and Cosmology) DA - 1991-01-01 LA - en M1 - 43 PB - Physical Review D (Particles, Fields, Gravitation and Cosmology) PY - 1991 TI - The spectra of relic gravitons and the early history of the Hubble parameter ER -