proportional | |
abbr. | ppn; propl |
INTEGRAL | |
abbr. astronaut. | International Gamma Ray Astronomy Laboratory |
abbr. astrophys. | International Gamma Ray Astrophysics Laboratory; International Gamma Ray Astrophysical Laboratory |
abbr. space | INTErnational Gamma-Ray Astrophysics Laboratory |
integral | |
abbr. | int |
| |||
ppn; propl | |||
prop |