| article html file updated | 30 August 2025 05:20 CEST | Update | https://www.mdpi.com/2218-1997/4/7/80 |
| article html file updated | 16 July 2022 23:20 CEST | Update | - |
| article html file updated | 10 February 2020 01:46 CET | Update | - |
| article html file updated | 30 April 2019 01:33 CEST | Update | - |
| article html file updated | 15 April 2019 20:48 CEST | Update | - |
| article html file updated | 30 March 2019 21:26 CET | Update | - |
| article html file updated | 2 August 2018 11:35 CEST | Update | - |
| article html file updated | 30 July 2018 04:16 CEST | Update | - |
| article html file updated | 18 July 2018 13:36 CEST | Update | - |
| article xml uploaded. | 18 July 2018 13:35 CEST | Update | https://www.mdpi.com/2218-1997/4/7/80/xml |
| article pdf uploaded. | 18 July 2018 13:35 CEST | Updated version of record | https://www.mdpi.com/2218-1997/4/7/80/pdf |
| article html file updated | 18 July 2018 09:34 CEST | Original file | - |
| article xml file uploaded | 18 July 2018 09:33 CEST | Original file | - |