| article html file updated | 12 February 2020 03:53 CET | Update | https://www.mdpi.com/2079-9276/8/2/67 |
| article html file updated | 17 October 2019 23:22 CEST | Update | N/A |
| article html file updated | 5 July 2019 18:26 CEST | Update | N/A |
| article html file updated | 30 April 2019 10:22 CEST | Original file | N/A |
| article pdf uploaded. | 30 April 2019 10:20 CEST | Updated version of record | https://www.mdpi.com/2079-9276/8/2/67/pdf |
| article xml uploaded. | 30 April 2019 10:20 CEST | Update | https://www.mdpi.com/2079-9276/8/2/67/xml |
| article xml file uploaded | 30 April 2019 10:20 CEST | Update | N/A |
| article pdf uploaded. | 8 April 2019 17:45 CEST | Version of Record | https://www.mdpi.com/2079-9276/8/2/67/pdf-vor |
| article xml file uploaded | 8 April 2019 17:45 CEST | Original file | N/A |
