| advancements in propulsion technology | 0.15 | 0.6 | 1853 | 37 | 56 |
| latest advanced propulsion technologies | 1.73 | 0.3 | 4627 | 39 | 71 |
| what is advanced propulsion | 0.88 | 1 | 3323 | 27 | 44 |
| latest space propulsion technology | 1.33 | 0.9 | 2858 | 34 | 7 |
| propulsion systems of the future | 0.45 | 0.7 | 5102 | 32 | 97 |
| advanced space propulsion systems | 0.94 | 0.3 | 6430 | 33 | 39 |
| advanced propulsion systems for space travel | 1.87 | 0.7 | 9379 | 44 | 25 |
| advanced propulsion energy systems | 1.11 | 0.3 | 9914 | 34 | 56 |
| future propulsion systems for aircraft | 1.57 | 0.6 | 4591 | 38 | 25 |
| advanced electric propulsion system | 1.18 | 0.5 | 7256 | 35 | 89 |
| advancements in aircraft technology | 0.32 | 0.6 | 8554 | 35 | 82 |
| recent advancement in emulsion technology | 1.42 | 1 | 1234 | 41 | 40 |
| new space propulsion technology | 0.37 | 0.5 | 426 | 31 | 79 |
| journal of propulsion technology | 0.8 | 0.6 | 3382 | 32 | 9 |
| introduction to propulsion systems | 1.04 | 0.6 | 8795 | 34 | 93 |
| advanced propulsion centre uk | 0.73 | 0.6 | 1115 | 29 | 51 |
| new system of propulsion | 0.92 | 0.9 | 5309 | 24 | 58 |
| aerospace propulsion systems applications | 0.19 | 0.1 | 4612 | 41 | 53 |
| vehicle propulsion systems pdf | 0.56 | 0.5 | 4407 | 30 | 61 |
| future propulsion and power | 1.66 | 0.3 | 4327 | 27 | 90 |
| aerospace propulsion systems pdf | 1.06 | 0.6 | 972 | 32 | 22 |
| information about the propulsion | 0.26 | 1 | 2637 | 32 | 87 |
| modern propulsions for aerospace-a review | 1.34 | 0.8 | 9580 | 41 | 36 |
