| article html file updated | 8 February 2020 05:05 CET | Update | https://www.mdpi.com/2071-1050/9/5/749 |
| article html file updated | 24 September 2019 15:54 CEST | Update | N/A |
| article html file updated | 3 May 2019 23:28 CEST | Update | N/A |
| article html file updated | 31 May 2017 10:33 CEST | Update | N/A |
| article html file updated | 23 May 2017 03:42 CEST | Update | N/A |
| article html file updated | 4 May 2017 15:55 CEST | Original file | N/A |
| article xml uploaded. | 4 May 2017 15:54 CEST | Update | https://www.mdpi.com/2071-1050/9/5/749/xml |
| article pdf uploaded. | 4 May 2017 15:53 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/5/749/pdf |
