| article html file updated | 7 February 2020 19:28 CET | Update | https://www.mdpi.com/1422-0067/17/12/2081 |
| article html file updated | 22 September 2019 10:39 CEST | Update | - |
| article html file updated | 4 May 2019 19:34 CEST | Update | - |
| article html file updated | 27 December 2016 11:14 CET | Update | - |
| article html file updated | 12 December 2016 07:55 CET | Original file | - |
| article xml uploaded. | 12 December 2016 07:53 CET | Original file | https://www.mdpi.com/1422-0067/17/12/2081/xml |
| article pdf uploaded. | 12 December 2016 07:53 CET | Updated version of record | https://www.mdpi.com/1422-0067/17/12/2081/pdf |
| article pdf uploaded. | 11 December 2016 09:46 CET | Updated version of record | https://www.mdpi.com/1422-0067/17/12/2081/pdf-vor |
| article pdf uploaded. | 11 December 2016 09:46 CET | Updated version of record | https://www.mdpi.com/1422-0067/17/12/2081/pdf-vor |
| article pdf uploaded. | 11 December 2016 09:22 CET | Version of Record | https://www.mdpi.com/1422-0067/17/12/2081/pdf-vor |
