| article html file updated | 8 February 2020 10:46 CET | Update | https://www.mdpi.com/2073-445X/6/3/47 |
| article html file updated | 25 September 2019 21:27 CEST | Update | - |
| article html file updated | 3 May 2019 12:50 CEST | Update | - |
| article html file updated | 30 September 2017 15:31 CEST | Update | - |
| article html file updated | 13 July 2017 09:36 CEST | Update | - |
| article html file updated | 13 July 2017 09:36 CEST | Update | - |
| article html file updated | 13 July 2017 09:36 CEST | Original file | - |
| article xml uploaded. | 13 July 2017 09:35 CEST | Original file | https://www.mdpi.com/2073-445X/6/3/47/xml |
| article pdf uploaded. | 13 July 2017 09:35 CEST | Version of Record | https://www.mdpi.com/2073-445X/6/3/47/pdf |
