| article html file updated | 17 August 2026 00:10 CEST | Update | https://www.mdpi.com/1999-5903/12/1/15 |
| article html file updated | 15 February 2020 03:39 CET | Update | N/A |
| article html file updated | 7 February 2020 08:58 CET | Update | N/A |
| article html file updated | 23 January 2020 05:16 CET | Original file | N/A |
| article pdf uploaded. | 23 January 2020 05:15 CET | Updated version of record | https://www.mdpi.com/1999-5903/12/1/15/pdf |
| article xml uploaded. | 23 January 2020 05:15 CET | Update | https://www.mdpi.com/1999-5903/12/1/15/xml |
| article xml file uploaded | 23 January 2020 05:15 CET | Update | N/A |
| article pdf uploaded. | 16 January 2020 16:17 CET | Version of Record | https://www.mdpi.com/1999-5903/12/1/15/pdf-vor |
| article xml file uploaded | 16 January 2020 16:17 CET | Original file | N/A |
