| article html file updated | 9 February 2020 07:06 CET | Update | https://www.mdpi.com/2076-3417/8/2/304 |
| article html file updated | 30 September 2019 22:01 CEST | Update | - |
| article html file updated | 1 May 2019 17:27 CEST | Update | - |
| article html file updated | 17 April 2019 16:48 CEST | Update | - |
| article html file updated | 29 March 2019 00:19 CET | Update | - |
| article html file updated | 14 March 2018 12:03 CET | Update | - |
| article html file updated | 22 February 2018 10:18 CET | Original file | - |
| article xml uploaded. | 22 February 2018 10:16 CET | Update | https://www.mdpi.com/2076-3417/8/2/304/xml |
| article xml uploaded. | 22 February 2018 10:16 CET | Original file | - |
| article pdf uploaded. | 22 February 2018 10:16 CET | Updated version of record | https://www.mdpi.com/2076-3417/8/2/304/pdf |
| article pdf uploaded. | 20 February 2018 10:04 CET | Version of Record | https://www.mdpi.com/2076-3417/8/2/304/pdf-vor |
