| article html file updated | 8 February 2020 06:21 CET | Update | https://www.mdpi.com/2225-1154/5/2/36 |
| article html file updated | 3 May 2019 21:05 CEST | Update | - |
| article html file updated | 28 June 2017 22:25 CEST | Update | - |
| article html file updated | 22 May 2017 13:27 CEST | Original file | - |
| article xml uploaded. | 22 May 2017 13:26 CEST | Original file | https://www.mdpi.com/2225-1154/5/2/36/xml |
| article pdf uploaded. | 22 May 2017 13:25 CEST | Updated version of record | https://www.mdpi.com/2225-1154/5/2/36/pdf |
| article pdf uploaded. | 20 May 2017 14:20 CEST | Version of Record | https://www.mdpi.com/2225-1154/5/2/36/pdf-vor |
