| article html file updated | 31 August 2025 13:06 CEST | Update | https://www.mdpi.com/2311-553X/6/1/9 |
| article html file updated | 20 July 2022 21:34 CEST | Update | - |
| article html file updated | 7 April 2020 06:18 CEST | Update | - |
| article xml uploaded. | 7 April 2020 06:16 CEST | Update | https://www.mdpi.com/2311-553X/6/1/9/xml |
| article pdf uploaded. | 7 April 2020 06:16 CEST | Updated version of record | https://www.mdpi.com/2311-553X/6/1/9/pdf |
| article html file updated | 1 April 2020 20:08 CEST | Update | - |
| article html file updated | 27 March 2020 05:32 CET | Original file | - |
| article pdf uploaded. | 27 March 2020 05:30 CET | Updated version of record | https://www.mdpi.com/2311-553X/6/1/9/pdf-vor |
| article xml file uploaded | 27 March 2020 05:30 CET | Update | - |
| article pdf uploaded. | 2 March 2020 10:56 CET | Updated version of record | https://www.mdpi.com/2311-553X/6/1/9/pdf-vor |
| article supplementary file uploaded. | 29 February 2020 14:02 CET | - | https://www.mdpi.com/2311-553X/6/1/9#supplementary |
| article pdf uploaded. | 29 February 2020 14:02 CET | Version of Record | https://www.mdpi.com/2311-553X/6/1/9/pdf-vor |
| article xml uploaded. | 29 February 2020 14:02 CET | Update | - |
| article xml file uploaded | 29 February 2020 14:02 CET | Original file | - |
