| article html file updated | 9 February 2020 02:36 CET | Update | https://www.mdpi.com/2076-3417/8/1/90 |
| article html file updated | 29 September 2019 19:32 CEST | Update | - |
| article html file updated | 2 May 2019 03:11 CEST | Update | - |
| article html file updated | 18 April 2019 01:21 CEST | Update | - |
| article html file updated | 28 March 2019 14:30 CET | Update | - |
| article html file updated | 1 February 2018 12:41 CET | Update | - |
| article html file updated | 10 January 2018 14:14 CET | Original file | - |
| article xml uploaded. | 10 January 2018 14:12 CET | Update | https://www.mdpi.com/2076-3417/8/1/90/xml |
| article xml uploaded. | 10 January 2018 14:12 CET | Original file | - |
| article pdf uploaded. | 10 January 2018 14:12 CET | Version of Record | https://www.mdpi.com/2076-3417/8/1/90/pdf |
