| article html file updated | 9 February 2020 05:39 CET | Update | https://www.mdpi.com/2076-3417/8/2/246 |
| article html file updated | 30 September 2019 13:26 CEST | Update | - |
| article html file updated | 1 May 2019 20:41 CEST | Update | - |
| article html file updated | 17 April 2019 19:41 CEST | Update | - |
| article html file updated | 28 March 2019 21:11 CET | Update | - |
| article html file updated | 14 March 2018 11:03 CET | Update | - |
| article html file updated | 6 February 2018 10:46 CET | Original file | - |
| article xml uploaded. | 6 February 2018 10:41 CET | Original file | https://www.mdpi.com/2076-3417/8/2/246/xml |
| article pdf uploaded. | 6 February 2018 10:41 CET | Version of Record | https://www.mdpi.com/2076-3417/8/2/246/pdf |
