| article html file updated | 24 December 2025 17:50 CET | Update | https://www.mdpi.com/2218-1997/6/3/38 |
| article html file updated | 31 August 2025 13:28 CEST | Update | N/A |
| article html file updated | 20 July 2022 21:57 CEST | Update | N/A |
| article html file updated | 1 April 2020 23:33 CEST | Update | N/A |
| article html file updated | 27 March 2020 07:01 CET | Original file | N/A |
| article pdf uploaded. | 27 March 2020 06:59 CET | Updated version of record | https://www.mdpi.com/2218-1997/6/3/38/pdf |
| article xml uploaded. | 27 March 2020 06:59 CET | Update | https://www.mdpi.com/2218-1997/6/3/38/xml |
| article xml file uploaded | 27 March 2020 06:59 CET | Update | N/A |
| article pdf uploaded. | 4 March 2020 13:35 CET | Updated version of record | https://www.mdpi.com/2218-1997/6/3/38/pdf-vor |
| article xml file uploaded | 4 March 2020 13:35 CET | Update | N/A |
| article pdf uploaded. | 4 March 2020 13:35 CET | Version of Record | https://www.mdpi.com/2218-1997/6/3/38/pdf-vor |
| article xml file uploaded | 4 March 2020 13:35 CET | Original file | N/A |
