| article html file updated | 9 February 2020 14:37 CET | Update | https://www.mdpi.com/2076-3417/8/4/640 |
| article html file updated | 2 October 2019 19:32 CEST | Update | - |
| article html file updated | 1 May 2019 01:56 CEST | Update | - |
| article html file updated | 17 April 2019 02:29 CEST | Update | - |
| article html file updated | 29 March 2019 17:31 CET | Update | - |
| article html file updated | 2 May 2018 14:37 CEST | Update | - |
| article html file updated | 20 April 2018 09:41 CEST | Original file | - |
| article pdf uploaded. | 20 April 2018 09:40 CEST | Version of Record | https://www.mdpi.com/2076-3417/8/4/640/pdf |
| article xml uploaded. | 20 April 2018 09:40 CEST | Update | https://www.mdpi.com/2076-3417/8/4/640/xml |
| article xml file uploaded | 20 April 2018 09:40 CEST | Original file | - |
