| article html file updated | 7 February 2020 22:25 CET | Update | https://www.mdpi.com/1422-0067/18/2/267 |
| article html file updated | 23 September 2019 02:36 CEST | Update | - |
| article html file updated | 4 May 2019 13:13 CEST | Update | - |
| article html file updated | 2 March 2017 09:48 CET | Update | - |
| article html file updated | 10 February 2017 07:31 CET | Original file | - |
| article xml uploaded. | 10 February 2017 07:30 CET | Update | https://www.mdpi.com/1422-0067/18/2/267/xml |
| article xml uploaded. | 10 February 2017 07:30 CET | Original file | - |
| article pdf uploaded. | 10 February 2017 07:30 CET | Updated version of record | https://www.mdpi.com/1422-0067/18/2/267/pdf |
| article pdf uploaded. | 28 January 2017 09:37 CET | Version of Record | https://www.mdpi.com/1422-0067/18/2/267/pdf-vor |
