| article html file updated | 7 February 2020 23:00 CET | Update | https://www.mdpi.com/1422-0067/18/2/369 |
| article html file updated | 23 September 2019 05:53 CEST | Update | - |
| article html file updated | 4 May 2019 12:00 CEST | Update | - |
| article html file updated | 2 March 2017 10:05 CET | Update | - |
| article html file updated | 13 February 2017 09:53 CET | Original file | - |
| article xml uploaded. | 13 February 2017 09:51 CET | Original file | https://www.mdpi.com/1422-0067/18/2/369/xml |
| article pdf uploaded. | 13 February 2017 09:51 CET | Updated version of record | https://www.mdpi.com/1422-0067/18/2/369/pdf |
| article pdf uploaded. | 9 February 2017 17:13 CET | Version of Record | https://www.mdpi.com/1422-0067/18/2/369/pdf-vor |
