| article html file updated | 12 February 2020 09:33 CET | Update | https://www.mdpi.com/1999-5903/11/5/106 |
| article html file updated | 19 October 2019 10:52 CEST | Update | N/A |
| article html file updated | 4 June 2019 17:51 CEST | Update | N/A |
| article html file updated | 20 May 2019 10:53 CEST | Original file | N/A |
| article pdf uploaded. | 20 May 2019 10:51 CEST | Updated version of record | https://www.mdpi.com/1999-5903/11/5/106/pdf |
| article xml uploaded. | 20 May 2019 10:51 CEST | Update | https://www.mdpi.com/1999-5903/11/5/106/xml |
| article xml file uploaded | 20 May 2019 10:51 CEST | Update | N/A |
| article pdf uploaded. | 2 May 2019 11:47 CEST | Version of Record | https://www.mdpi.com/1999-5903/11/5/106/pdf-vor |
| article xml file uploaded | 2 May 2019 11:47 CEST | Original file | N/A |
