| article html file updated | 15 August 2026 21:43 CEST | Update | https://www.mdpi.com/2079-9292/8/4/431 |
| article html file updated | 12 February 2020 05:16 CET | Update | N/A |
| article html file updated | 18 October 2019 07:56 CEST | Update | N/A |
| article html file updated | 9 May 2019 12:15 CEST | Update | N/A |
| article html file updated | 25 April 2019 11:55 CEST | Update | N/A |
| article html file updated | 25 April 2019 09:14 CEST | Original file | N/A |
| article pdf uploaded. | 25 April 2019 09:13 CEST | Updated version of record | https://www.mdpi.com/2079-9292/8/4/431/pdf |
| article xml uploaded. | 25 April 2019 09:13 CEST | Update | https://www.mdpi.com/2079-9292/8/4/431/xml |
| article xml file uploaded | 25 April 2019 09:13 CEST | Update | N/A |
| article pdf uploaded. | 14 April 2019 10:58 CEST | Version of Record | https://www.mdpi.com/2079-9292/8/4/431/pdf-vor |
| article xml file uploaded | 14 April 2019 10:58 CEST | Original file | N/A |
