| article html file updated | 7 February 2020 22:19 CET | Update | https://www.mdpi.com/1660-4601/14/2/120 |
| article html file updated | 23 September 2019 02:03 CEST | Update | - |
| article html file updated | 4 May 2019 13:24 CEST | Update | - |
| article html file updated | 2 March 2017 10:28 CET | Update | - |
| article html file updated | 27 January 2017 11:19 CET | Original file | - |
| article xml uploaded. | 27 January 2017 11:17 CET | Original file | https://www.mdpi.com/1660-4601/14/2/120/xml |
| article pdf uploaded. | 27 January 2017 11:17 CET | Version of Record | https://www.mdpi.com/1660-4601/14/2/120/pdf |
