| article html file updated | 9 February 2020 02:59 CET | Update | https://www.mdpi.com/1422-0067/19/1/238 |
| article html file updated | 29 September 2019 21:35 CEST | Update | - |
| article html file updated | 2 May 2019 02:23 CEST | Update | - |
| article html file updated | 18 April 2019 00:38 CEST | Update | - |
| article html file updated | 28 March 2019 15:23 CET | Update | - |
| article html file updated | 2 February 2018 10:08 CET | Update | - |
| article html file updated | 13 January 2018 12:45 CET | Original file | - |
| article xml uploaded. | 13 January 2018 12:44 CET | Original file | https://www.mdpi.com/1422-0067/19/1/238/xml |
| article pdf uploaded. | 13 January 2018 12:44 CET | Version of Record | https://www.mdpi.com/1422-0067/19/1/238/pdf |
