| article html file updated | 31 August 2025 05:03 CEST | Update | https://www.mdpi.com/2227-9059/7/4/91 |
| article html file updated | 19 July 2022 23:11 CEST | Update | N/A |
| article html file updated | 14 February 2020 12:24 CET | Update | N/A |
| article html file updated | 1 January 2020 05:45 CET | Update | N/A |
| article html file updated | 31 December 2019 12:09 CET | Update | N/A |
| article html file updated | 28 November 2019 04:16 CET | Update | N/A |
| article pdf uploaded. | 28 November 2019 04:14 CET | Updated version of record | https://www.mdpi.com/2227-9059/7/4/91/pdf |
| article xml uploaded. | 28 November 2019 04:14 CET | Update | https://www.mdpi.com/2227-9059/7/4/91/xml |
| article xml file uploaded | 28 November 2019 04:14 CET | Update | N/A |
| article html file updated | 23 November 2019 08:24 CET | Original file | N/A |
| article supplementary file uploaded. | 23 November 2019 08:22 CET | - | https://www.mdpi.com/2227-9059/7/4/91#supplementary |
| article pdf uploaded. | 23 November 2019 08:22 CET | Version of Record | https://www.mdpi.com/2227-9059/7/4/91/pdf-vor |
| article xml uploaded. | 23 November 2019 08:22 CET | Update | N/A |
| article xml file uploaded | 23 November 2019 08:22 CET | Original file | N/A |
