| article html file updated | 12 February 2020 17:58 CET | Update | https://www.mdpi.com/2079-9292/8/6/636 |
| article html file updated | 21 October 2019 10:20 CEST | Update | N/A |
| article html file updated | 5 July 2019 20:07 CEST | Update | N/A |
| article html file updated | 23 June 2019 05:52 CEST | Original file | N/A |
| article pdf uploaded. | 23 June 2019 05:51 CEST | Updated version of record | https://www.mdpi.com/2079-9292/8/6/636/pdf |
| article xml uploaded. | 23 June 2019 05:51 CEST | Update | https://www.mdpi.com/2079-9292/8/6/636/xml |
| article xml file uploaded | 23 June 2019 05:51 CEST | Update | N/A |
| article pdf uploaded. | 5 June 2019 17:30 CEST | Version of Record | https://www.mdpi.com/2079-9292/8/6/636/pdf-vor |
| article xml file uploaded | 5 June 2019 17:30 CEST | Original file | N/A |
