| article html file updated | 9 February 2020 06:59 CET | Update | https://www.mdpi.com/1422-0067/19/2/601 |
| article html file updated | 30 September 2019 21:23 CEST | Update | - |
| article html file updated | 1 May 2019 17:42 CEST | Update | - |
| article html file updated | 17 April 2019 17:02 CEST | Update | - |
| article html file updated | 29 March 2019 00:04 CET | Update | - |
| article html file updated | 14 March 2018 19:35 CET | Update | - |
| article html file updated | 22 February 2018 10:46 CET | Original file | - |
| article xml uploaded. | 22 February 2018 10:45 CET | Update | https://www.mdpi.com/1422-0067/19/2/601/xml |
| article xml uploaded. | 22 February 2018 10:45 CET | Original file | - |
| article pdf uploaded. | 22 February 2018 10:45 CET | Updated version of record | https://www.mdpi.com/1422-0067/19/2/601/pdf |
| article pdf uploaded. | 17 February 2018 11:55 CET | Version of Record | https://www.mdpi.com/1422-0067/19/2/601/pdf-vor |
