Spectral Properties of M87 Using Two-Component Flow

Spectral properties of transitions between soft and hard state in GX 339-4

Spectral Representations of Neutron-Star Equations of State

Spectral signatures of ultra-rapidly varying objects

Spectral States and Evolution of Ultraluminous X-ray Sources

Spectral states evolution of 4U 1728-34 observed by INTEGRAL and RXTE: non-thermal component detection

Spectral States of XTE J1701-462: Link between Z and Atoll Sources

Spectral Survey of X-Ray Bright Active Galactic Nuclei from the Rossi X-ray Timing Explorer

Spectral trends in the Very High Energy blazar sample due to EBL absorption

Spectral variability and reverberation time delays in the Suzaku X-ray spectrum of NGC 4051

Spectral variability of ultraluminous X-ray sources

Spectral Variation of the Seyfert 1 Galaxy MCG-6-30-15 observed with Suzaku

Spectral-Luminosity relation within individual Fermi GRBs

Spectral-Temporal Simulations of Internal Dissipation Models of Gamma-Ray Bursts

Spectral/timing evolution of black-hole binaries

Spectro-timing analysis of Cygnus X-1 during a fast state transition

Spectropolarimetric Signatures of Clumpy Supernova Ejecta

Spectropolarimetry of the Unique Type Ib Supernova 2005bf: Larger Asymmetry Revealed by Later-Phase Data

Spectroscopic Discovery of the Broad-Lined Type Ic Supernova 2010bh Associated with the Low-Redshift GRB 100316D

Spectroscopic evidence of charge exchange X-ray emission from galaxies