| article html file updated | 8 February 2020 13:55 CET | Update | https://www.mdpi.com/2073-8994/9/8/160 |
| article html file updated | 3 May 2019 06:14 CEST | Update | - |
| article html file updated | 30 August 2017 09:52 CEST | Update | - |
| article html file updated | 21 August 2017 05:00 CEST | Update | - |
| article xml uploaded. | 21 August 2017 04:59 CEST | Update | https://www.mdpi.com/2073-8994/9/8/160/xml |
| article pdf uploaded. | 21 August 2017 04:59 CEST | Updated version of record | https://www.mdpi.com/2073-8994/9/8/160/pdf |
| article html file updated | 18 August 2017 15:28 CEST | Original file | - |
| article xml uploaded. | 18 August 2017 15:27 CEST | Original file | - |
| article pdf uploaded. | 18 August 2017 15:27 CEST | Version of Record | https://www.mdpi.com/2073-8994/9/8/160/pdf-vor |
