- News
- March 7, 2017
1st Express letter article published
'Express Letter' is now a submission option in Earth, Planets and Space. This aims at rapid publication of concise results of your new research. The first Express Letter by Nakajima and Matsuzawa was published 42 days after the submission.
![[Frontier Letter] Unified approach for evaluation of horizontal site amplification factors with special reference to history of studies on the effects of surface geology on seismic motion](https://www.earth-planets-space.org/wp-content/uploads/2023/05/image001-1-64x40.png)
