| article html file updated | 8 February 2020 09:24 CET | Update | https://www.mdpi.com/2073-8994/9/7/98 |
| article html file updated | 25 September 2019 14:18 CEST | Update | - |
| article html file updated | 3 May 2019 15:22 CEST | Update | - |
| article html file updated | 31 July 2017 09:58 CEST | Update | - |
| article html file updated | 28 June 2017 11:14 CEST | Update | - |
| article html file updated | 28 June 2017 04:47 CEST | Update | - |
| article html file updated | 28 June 2017 04:27 CEST | Original file | - |
| article xml uploaded. | 27 June 2017 15:53 CEST | Original file | https://www.mdpi.com/2073-8994/9/7/98/xml |
| article pdf uploaded. | 27 June 2017 15:53 CEST | Version of Record | https://www.mdpi.com/2073-8994/9/7/98/pdf |
