| article html file updated | 9 February 2020 12:16 CET | Update | https://www.mdpi.com/2076-3417/8/4/546 |
| article html file updated | 1 May 2019 06:37 CEST | Update | - |
| article html file updated | 17 April 2019 06:40 CEST | Update | - |
| article html file updated | 29 March 2019 12:08 CET | Update | - |
| article html file updated | 2 May 2018 15:06 CEST | Update | - |
| article html file updated | 3 April 2018 13:30 CEST | Update | - |
| article html file updated | 2 April 2018 23:55 CEST | Original file | - |
| article xml uploaded. | 2 April 2018 16:22 CEST | Update | https://www.mdpi.com/2076-3417/8/4/546/xml |
| article pdf uploaded. | 2 April 2018 16:22 CEST | Version of Record | https://www.mdpi.com/2076-3417/8/4/546/pdf |
