| article html file updated | 7 February 2020 23:37 CET | Update | https://www.mdpi.com/1422-0067/18/2/435 |
| article html file updated | 23 September 2019 09:13 CEST | Update | - |
| article html file updated | 4 May 2019 10:48 CEST | Update | - |
| article html file updated | 2 March 2017 10:15 CET | Update | - |
| article html file updated | 17 February 2017 09:57 CET | Original file | - |
| article xml uploaded. | 17 February 2017 09:56 CET | Update | https://www.mdpi.com/1422-0067/18/2/435/xml |
| article xml uploaded. | 17 February 2017 09:56 CET | Original file | - |
| article pdf uploaded. | 17 February 2017 09:56 CET | Version of Record | https://www.mdpi.com/1422-0067/18/2/435/pdf |
