| article html file updated | 9 February 2020 10:57 CET | Update | https://www.mdpi.com/2076-3417/8/4/487 |
| article html file updated | 1 October 2019 21:40 CEST | Update | - |
| article html file updated | 1 May 2019 09:21 CEST | Update | - |
| article html file updated | 17 April 2019 09:16 CEST | Update | - |
| article html file updated | 29 March 2019 09:05 CET | Update | - |
| article html file updated | 2 May 2018 15:23 CEST | Update | - |
| article html file updated | 2 May 2018 07:41 CEST | Update | - |
| article html file updated | 1 May 2018 14:19 CEST | Update | - |
| article html file updated | 23 March 2018 09:52 CET | Original file | - |
| article xml uploaded. | 23 March 2018 09:51 CET | Original file | https://www.mdpi.com/2076-3417/8/4/487/xml |
| article pdf uploaded. | 23 March 2018 09:51 CET | Version of Record | https://www.mdpi.com/2076-3417/8/4/487/pdf |
