| article html file updated | 9 February 2020 03:23 CET | Update | https://www.mdpi.com/1422-0067/19/1/273 |
| article html file updated | 30 September 2019 00:00 CEST | Update | N/A |
| article html file updated | 2 May 2019 01:36 CEST | Update | N/A |
| article html file updated | 17 April 2019 23:54 CEST | Update | N/A |
| article html file updated | 28 March 2019 16:18 CET | Update | N/A |
| article html file updated | 2 February 2018 10:15 CET | Update | N/A |
| article html file updated | 17 January 2018 16:42 CET | Original file | N/A |
| article xml uploaded. | 17 January 2018 16:41 CET | Original file | https://www.mdpi.com/1422-0067/19/1/273/xml |
| article pdf uploaded. | 17 January 2018 16:41 CET | Version of Record | https://www.mdpi.com/1422-0067/19/1/273/pdf |
