| article html file updated | 8 February 2020 05:51 CET | Update | https://www.mdpi.com/2071-1050/9/5/817 |
| article html file updated | 24 September 2019 19:50 CEST | Update | N/A |
| article html file updated | 3 May 2019 22:04 CEST | Update | N/A |
| article html file updated | 31 May 2017 10:43 CEST | Update | N/A |
| article html file updated | 23 May 2017 04:13 CEST | Update | N/A |
| article html file updated | 14 May 2017 10:28 CEST | Original file | N/A |
| article xml uploaded. | 14 May 2017 10:26 CEST | Original file | https://www.mdpi.com/2071-1050/9/5/817/xml |
| article pdf uploaded. | 14 May 2017 10:26 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/5/817/pdf |
