| article html file updated | 8 February 2020 07:59 CET | Update | https://www.mdpi.com/2076-3417/7/6/604 |
| article html file updated | 25 September 2019 06:53 CEST | Update | N/A |
| article html file updated | 3 May 2019 18:00 CEST | Update | N/A |
| article html file updated | 27 June 2017 09:42 CEST | Update | N/A |
| article html file updated | 10 June 2017 13:20 CEST | Original file | N/A |
| article xml uploaded. | 10 June 2017 13:19 CEST | Original file | https://www.mdpi.com/2076-3417/7/6/604/xml |
| article pdf uploaded. | 10 June 2017 13:19 CEST | Version of Record | https://www.mdpi.com/2076-3417/7/6/604/pdf |
