1 Subjects: “...hall thruster, electric propulsion, exhaust velocity, impulse, general relativity...”

2 Subjects: “...classical general relativity...”

3 Subjects: “...general relativity...”

4 “... generally related to metallic glasses, while their thermally induced microstructural transformations could...”

5 “... entropy-based approach. Costa connects entropy with general relativity, Pessoa reports new insights...”

6 “... their scientific interests and networks, with generally related submissions received over two years. It contains 16...”