| article html file updated | 7 February 2020 23:13 CET | Update | https://www.mdpi.com/1422-0067/18/2/389 |
| article html file updated | 23 September 2019 07:00 CEST | Update | - |
| article html file updated | 4 May 2019 11:36 CEST | Update | - |
| article html file updated | 2 March 2017 10:08 CET | Update | - |
| article html file updated | 12 February 2017 08:59 CET | Original file | - |
| article xml uploaded. | 12 February 2017 08:57 CET | Update | https://www.mdpi.com/1422-0067/18/2/389/xml |
| article xml uploaded. | 12 February 2017 08:57 CET | Original file | - |
| article pdf uploaded. | 12 February 2017 08:57 CET | Version of Record | https://www.mdpi.com/1422-0067/18/2/389/pdf |
