| article html file updated | 7 February 2020 21:49 CET | Update | https://www.mdpi.com/2076-3417/7/1/97 |
| article html file updated | 22 September 2019 23:20 CEST | Update | - |
| article html file updated | 4 May 2019 14:25 CEST | Update | - |
| article html file updated | 8 February 2017 09:50 CET | Update | - |
| article html file updated | 19 January 2017 12:28 CET | Original file | - |
| article xml uploaded. | 19 January 2017 12:27 CET | Original file | https://www.mdpi.com/2076-3417/7/1/97/xml |
| article pdf uploaded. | 19 January 2017 12:27 CET | Version of Record | https://www.mdpi.com/2076-3417/7/1/97/pdf |
