Ogo 6 observations of small-scale irregularity structures associated with subtrough density gradients
OH Excitation in Cold Low-Density Interstellar Clouds
OH maser models revisited
Ohmic dissipation and relaxation of force-free magnetic fields
OIO and the atmospheric cycle of iodine
Old Observations Bearing on the Duration of Sunrise
Oligarchic Growth in Protoplanetary Disks
On 'high flyers' in Fermi acceleration
On a convective model of Jupiter
On a Hermite integrator with Ahmad-Cohen scheme for gravitational many-body problems
On a Multiplicative Algorithm for Computing Bayesian D-optimal Designs
On a possible mechanism of particles falling affecting an asteroid shape and angular momentun evolution. A numerical simulation
On a possible varying G cosmology
On a transformation of the differential equation of the lunar theory.
On abundance gradients in spiral galaxies
On accretion of angular momentum from an inhomogeneous medium
On accuracy of the finite-difference and finite-element schemes with respect to P-wave to S-wave speed ratio
On adaptive-grid computations of variable stars
On algebraically special space-times with twisting rays
On an Auxiliary Function for Log-Density Estimation