| article html file updated | 9 February 2020 21:03 CET | Update | https://www.mdpi.com/2075-4701/8/6/447 |
| article html file updated | 4 October 2019 11:50 CEST | Update | N/A |
| article html file updated | 30 April 2019 11:54 CEST | Update | N/A |
| article html file updated | 16 April 2019 12:18 CEST | Update | N/A |
| article html file updated | 16 April 2019 07:03 CEST | Update | N/A |
| article html file updated | 30 March 2019 09:45 CET | Update | N/A |
| article html file updated | 27 June 2018 15:42 CEST | Update | N/A |
| article html file updated | 11 June 2018 13:34 CEST | Original file | N/A |
| article pdf uploaded. | 11 June 2018 13:33 CEST | Version of Record | https://www.mdpi.com/2075-4701/8/6/447/pdf |
| article xml uploaded. | 11 June 2018 13:33 CEST | Update | https://www.mdpi.com/2075-4701/8/6/447/xml |
| article xml file uploaded | 11 June 2018 13:33 CEST | Original file | N/A |
