| article html file updated | 8 February 2020 07:27 CET | Update | https://www.mdpi.com/2079-4991/7/6/136 |
| article html file updated | 25 September 2019 04:07 CEST | Update | - |
| article html file updated | 3 May 2019 19:00 CEST | Update | - |
| article html file updated | 27 June 2017 11:12 CEST | Update | - |
| article html file updated | 8 June 2017 09:44 CEST | Update | - |
| article xml uploaded. | 8 June 2017 09:42 CEST | Update | https://www.mdpi.com/2079-4991/7/6/136/xml |
| article pdf uploaded. | 8 June 2017 09:42 CEST | Updated version of record | https://www.mdpi.com/2079-4991/7/6/136/pdf |
| article html file updated | 5 June 2017 13:51 CEST | Original file | - |
| article pdf uploaded. | 5 June 2017 13:50 CEST | Updated version of record | https://www.mdpi.com/2079-4991/7/6/136/pdf-vor |
| article pdf uploaded. | 4 June 2017 11:36 CEST | Version of Record | https://www.mdpi.com/2079-4991/7/6/136/pdf-vor |
