| article html file updated | 7 February 2020 21:42 CET | Update | https://www.mdpi.com/1422-0067/18/1/193 |
| article html file updated | 22 September 2019 22:41 CEST | Update | - |
| article html file updated | 4 May 2019 14:41 CEST | Update | - |
| article html file updated | 8 February 2017 11:10 CET | Update | - |
| article html file updated | 18 January 2017 11:00 CET | Original file | - |
| article xml uploaded. | 18 January 2017 10:59 CET | Original file | https://www.mdpi.com/1422-0067/18/1/193/xml |
| article pdf uploaded. | 18 January 2017 10:59 CET | Version of Record | https://www.mdpi.com/1422-0067/18/1/193/pdf |
