| article html file updated | 7 February 2020 09:33 CET | Update | https://www.mdpi.com/1422-0067/17/6/848 |
| article html file updated | 5 May 2019 14:06 CEST | Update | - |
| article html file updated | 27 March 2019 06:17 CET | Update | - |
| article html file updated | 29 June 2016 03:34 CEST | Update | - |
| article html file updated | 15 June 2016 02:38 CEST | Update | - |
| article xml uploaded. | 15 June 2016 02:36 CEST | Update | https://www.mdpi.com/1422-0067/17/6/848/xml |
| article pdf uploaded. | 15 June 2016 02:36 CEST | Updated version of record | https://www.mdpi.com/1422-0067/17/6/848/pdf |
| article html file updated | 31 May 2016 12:54 CEST | Original file | - |
| article pdf uploaded. | 31 May 2016 12:52 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/6/848/pdf-vor |
