| article html file updated | 7 February 2020 12:34 CET | Update | https://www.mdpi.com/1422-0067/17/8/1220 |
| article html file updated | 5 May 2019 08:32 CEST | Update | - |
| article html file updated | 27 March 2019 11:54 CET | Update | - |
| article html file updated | 26 August 2016 05:30 CEST | Update | - |
| article html file updated | 1 August 2016 13:23 CEST | Update | - |
| article xml uploaded. | 1 August 2016 13:22 CEST | Update | https://www.mdpi.com/1422-0067/17/8/1220/xml |
| article pdf uploaded. | 1 August 2016 13:22 CEST | Updated version of record | https://www.mdpi.com/1422-0067/17/8/1220/pdf |
| article html file updated | 29 July 2016 13:20 CEST | Original file | - |
| article pdf uploaded. | 29 July 2016 13:08 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/8/1220/pdf-vor |
