| article html file updated | 11 February 2020 08:43 CET | Update | https://www.mdpi.com/2076-3417/9/2/274 |
| article html file updated | 13 October 2019 07:47 CEST | Update | N/A |
| article html file updated | 27 April 2019 07:05 CEST | Update | N/A |
| article html file updated | 13 April 2019 03:11 CEST | Update | N/A |
| article html file updated | 3 April 2019 02:57 CEST | Update | N/A |
| article html file updated | 30 January 2019 06:13 CET | Update | N/A |
| article html file updated | 29 January 2019 09:31 CET | Update | N/A |
| article html file updated | 14 January 2019 10:21 CET | Original file | N/A |
| article pdf uploaded. | 14 January 2019 10:19 CET | Version of Record | https://www.mdpi.com/2076-3417/9/2/274/pdf |
| article xml uploaded. | 14 January 2019 10:19 CET | Update | https://www.mdpi.com/2076-3417/9/2/274/xml |
| article xml file uploaded | 14 January 2019 10:19 CET | Original file | N/A |