| article html file updated | 12 February 2020 04:59 CET | Update | https://www.mdpi.com/1999-4907/10/4/331 |
| article html file updated | 18 October 2019 06:09 CEST | Update | N/A |
| article html file updated | 8 May 2019 20:04 CEST | Update | N/A |
| article html file updated | 25 April 2019 12:34 CEST | Update | N/A |
| article html file updated | 23 April 2019 09:52 CEST | Original file | N/A |
| article pdf uploaded. | 23 April 2019 09:51 CEST | Updated version of record | https://www.mdpi.com/1999-4907/10/4/331/pdf |
| article xml uploaded. | 23 April 2019 09:51 CEST | Update | https://www.mdpi.com/1999-4907/10/4/331/xml |
| article xml file uploaded | 23 April 2019 09:51 CEST | Update | N/A |
| article pdf uploaded. | 12 April 2019 14:58 CEST | Version of Record | https://www.mdpi.com/1999-4907/10/4/331/pdf-vor |
| article xml file uploaded | 12 April 2019 14:58 CEST | Original file | N/A |
