| article html file updated | 15 August 2026 21:38 CEST | Update | https://www.mdpi.com/2220-9964/8/4/191 |
| article html file updated | 12 February 2020 05:02 CET | Update | N/A |
| article html file updated | 18 October 2019 06:32 CEST | Update | N/A |
| article html file updated | 9 May 2019 11:08 CEST | Update | N/A |
| article html file updated | 25 April 2019 12:26 CEST | Update | N/A |
| article html file updated | 22 April 2019 04:53 CEST | Original file | N/A |
| article pdf uploaded. | 22 April 2019 04:51 CEST | Updated version of record | https://www.mdpi.com/2220-9964/8/4/191/pdf |
| article xml uploaded. | 22 April 2019 04:51 CEST | Update | https://www.mdpi.com/2220-9964/8/4/191/xml |
| article xml file uploaded | 22 April 2019 04:51 CEST | Update | N/A |
| article pdf uploaded. | 12 April 2019 17:25 CEST | Version of Record | https://www.mdpi.com/2220-9964/8/4/191/pdf-vor |
| article xml file uploaded | 12 April 2019 17:25 CEST | Original file | N/A |
