| article html file updated | 8 February 2020 08:16 CET | Update | https://www.mdpi.com/2076-3263/7/2/43 |
| article html file updated | 25 September 2019 08:16 CEST | Update | - |
| article html file updated | 3 May 2019 17:31 CEST | Update | - |
| article html file updated | 25 July 2017 10:30 CEST | Update | - |
| article html file updated | 14 June 2017 16:10 CEST | Original file | - |
| article xml uploaded. | 14 June 2017 16:08 CEST | Update | https://www.mdpi.com/2076-3263/7/2/43/xml |
| article pdf uploaded. | 14 June 2017 16:08 CEST | Version of Record | https://www.mdpi.com/2076-3263/7/2/43/pdf |
