| article html file updated | 9 February 2020 05:48 CET | Update | https://www.mdpi.com/2076-3417/8/2/250 |
| article html file updated | 30 September 2019 14:27 CEST | Update | - |
| article html file updated | 1 May 2019 20:18 CEST | Update | - |
| article html file updated | 17 April 2019 19:22 CEST | Update | - |
| article html file updated | 28 March 2019 21:33 CET | Update | - |
| article html file updated | 14 March 2018 11:08 CET | Update | - |
| article html file updated | 7 February 2018 10:01 CET | Original file | - |
| article xml uploaded. | 7 February 2018 09:59 CET | Update | https://www.mdpi.com/2076-3417/8/2/250/xml |
| article xml uploaded. | 7 February 2018 09:59 CET | Original file | - |
| article pdf uploaded. | 7 February 2018 09:59 CET | Version of Record | https://www.mdpi.com/2076-3417/8/2/250/pdf |
