| article html file updated | 9 February 2020 04:44 CET | Update | https://www.mdpi.com/1660-4601/15/2/223 |
| article html file updated | 30 September 2019 07:52 CEST | Update | - |
| article html file updated | 1 May 2019 22:43 CEST | Update | - |
| article html file updated | 17 April 2019 21:23 CEST | Update | - |
| article html file updated | 28 March 2019 19:13 CET | Update | - |
| article html file updated | 14 March 2018 17:34 CET | Update | - |
| article html file updated | 29 January 2018 14:07 CET | Original file | - |
| article xml uploaded. | 29 January 2018 13:56 CET | Original file | https://www.mdpi.com/1660-4601/15/2/223/xml |
| article pdf uploaded. | 29 January 2018 13:56 CET | Version of Record | https://www.mdpi.com/1660-4601/15/2/223/pdf |
