| article html file updated | 8 February 2020 14:01 CET | Update | https://www.mdpi.com/2079-6412/7/8/131 |
| article html file updated | 26 September 2019 15:46 CEST | Update | - |
| article html file updated | 3 May 2019 06:01 CEST | Update | - |
| article html file updated | 30 August 2017 09:22 CEST | Update | - |
| article html file updated | 21 August 2017 12:25 CEST | Original file | - |
| article xml uploaded. | 21 August 2017 12:23 CEST | Original file | https://www.mdpi.com/2079-6412/7/8/131/xml |
| article pdf uploaded. | 21 August 2017 12:23 CEST | Updated version of record | https://www.mdpi.com/2079-6412/7/8/131/pdf |
| article pdf uploaded. | 20 August 2017 11:18 CEST | Version of Record | https://www.mdpi.com/2079-6412/7/8/131/pdf-vor |
