| article html file updated | 9 February 2020 03:45 CET | Update | https://www.mdpi.com/1422-0067/19/1/307 |
| article html file updated | 30 September 2019 02:12 CEST | Update | - |
| article html file updated | 2 May 2019 00:49 CEST | Update | - |
| article html file updated | 17 April 2019 23:13 CEST | Update | - |
| article html file updated | 28 March 2019 17:06 CET | Update | - |
| article html file updated | 2 February 2018 10:20 CET | Update | - |
| article html file updated | 20 January 2018 08:41 CET | Original file | - |
| article xml uploaded. | 20 January 2018 08:40 CET | Original file | https://www.mdpi.com/1422-0067/19/1/307/xml |
| article pdf uploaded. | 20 January 2018 08:40 CET | Version of Record | https://www.mdpi.com/1422-0067/19/1/307/pdf |
