| article html file updated | 9 February 2020 03:17 CET | Update | https://www.mdpi.com/1422-0067/19/1/250 |
| article html file updated | 29 September 2019 23:23 CEST | Update | - |
| article html file updated | 2 May 2019 01:48 CEST | Update | - |
| article html file updated | 18 April 2019 00:05 CEST | Update | - |
| article html file updated | 28 March 2019 16:05 CET | Update | - |
| article html file updated | 2 February 2018 10:10 CET | Update | - |
| article html file updated | 16 January 2018 16:40 CET | Original file | - |
| article xml uploaded. | 16 January 2018 16:39 CET | Update | https://www.mdpi.com/1422-0067/19/1/250/xml |
| article xml uploaded. | 16 January 2018 16:39 CET | Original file | - |
| article pdf uploaded. | 16 January 2018 16:39 CET | Version of Record | https://www.mdpi.com/1422-0067/19/1/250/pdf |
