| article html file updated | 7 February 2020 07:10 CET | Update | https://www.mdpi.com/1422-0067/17/4/546 |
| article html file updated | 5 May 2019 18:50 CEST | Update | - |
| article html file updated | 27 March 2019 01:41 CET | Update | - |
| article html file updated | 28 April 2016 05:13 CEST | Update | - |
| article html file updated | 21 April 2016 06:34 CEST | Update | - |
| article xml uploaded. | 21 April 2016 06:33 CEST | Update | https://www.mdpi.com/1422-0067/17/4/546/xml |
| article pdf uploaded. | 21 April 2016 06:33 CEST | Updated version of record | https://www.mdpi.com/1422-0067/17/4/546/pdf |
| article pdf uploaded. | 15 April 2016 13:16 CEST | Updated version of record | https://www.mdpi.com/1422-0067/17/4/546/pdf-vor |
| article html file updated | 12 April 2016 12:25 CEST | Original file | - |
| article pdf uploaded. | 12 April 2016 12:24 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/4/546/pdf-vor |
