| article html file updated | 9 February 2020 11:30 CET | Update | https://www.mdpi.com/2076-3417/8/4/508 |
| article html file updated | 2 October 2019 00:49 CEST | Update | - |
| article html file updated | 1 May 2019 08:12 CEST | Update | - |
| article html file updated | 17 April 2019 08:08 CEST | Update | - |
| article html file updated | 29 March 2019 10:22 CET | Update | - |
| article html file updated | 2 May 2018 15:18 CEST | Update | - |
| article html file updated | 2 May 2018 07:47 CEST | Update | - |
| article html file updated | 1 May 2018 14:25 CEST | Update | - |
| article html file updated | 27 March 2018 18:01 CEST | Original file | - |
| article xml uploaded. | 27 March 2018 17:59 CEST | Original file | https://www.mdpi.com/2076-3417/8/4/508/xml |
| article pdf uploaded. | 27 March 2018 17:59 CEST | Version of Record | https://www.mdpi.com/2076-3417/8/4/508/pdf |
