| article html file updated | 8 February 2020 08:03 CET | Update | https://www.mdpi.com/2076-3417/7/6/606 |
| article html file updated | 25 September 2019 07:13 CEST | Update | N/A |
| article html file updated | 3 May 2019 17:53 CEST | Update | N/A |
| article html file updated | 27 June 2017 09:43 CEST | Update | N/A |
| article html file updated | 12 June 2017 10:23 CEST | Original file | N/A |
| article xml uploaded. | 12 June 2017 10:22 CEST | Original file | https://www.mdpi.com/2076-3417/7/6/606/xml |
| article pdf uploaded. | 12 June 2017 10:22 CEST | Version of Record | https://www.mdpi.com/2076-3417/7/6/606/pdf |
