| article html file updated | 8 February 2020 09:49 CET | Update | https://www.mdpi.com/2073-8994/9/7/103 |
| article html file updated | 25 September 2019 16:39 CEST | Update | N/A |
| article html file updated | 3 May 2019 14:35 CEST | Update | N/A |
| article html file updated | 31 July 2017 09:59 CEST | Update | N/A |
| article html file updated | 10 July 2017 03:02 CEST | Original file | N/A |
| article xml uploaded. | 10 July 2017 03:01 CEST | Original file | https://www.mdpi.com/2073-8994/9/7/103/xml |
| article pdf uploaded. | 10 July 2017 03:01 CEST | Updated version of record | https://www.mdpi.com/2073-8994/9/7/103/pdf |
| article pdf uploaded. | 1 July 2017 11:54 CEST | Version of Record | https://www.mdpi.com/2073-8994/9/7/103/pdf-vor |
