| article html file updated | 9 February 2020 02:18 CET | Update | https://www.mdpi.com/1422-0067/19/1/189 |
| article html file updated | 29 September 2019 17:56 CEST | Update | - |
| article html file updated | 2 May 2019 03:48 CEST | Update | - |
| article html file updated | 18 April 2019 01:55 CEST | Update | - |
| article html file updated | 28 March 2019 13:48 CET | Update | - |
| article html file updated | 2 February 2018 09:52 CET | Update | - |
| article html file updated | 8 January 2018 09:25 CET | Original file | - |
| article xml uploaded. | 8 January 2018 09:24 CET | Update | https://www.mdpi.com/1422-0067/19/1/189/xml |
| article pdf uploaded. | 8 January 2018 09:23 CET | Version of Record | https://www.mdpi.com/1422-0067/19/1/189/pdf |
