| article html file updated | 30 August 2025 04:24 CEST | Update | https://www.mdpi.com/2218-6581/7/2/28 |
| article html file updated | 16 July 2022 21:20 CEST | Update | - |
| article html file updated | 9 February 2020 20:49 CET | Update | - |
| article html file updated | 4 October 2019 10:16 CEST | Update | - |
| article html file updated | 30 April 2019 12:31 CEST | Update | - |
| article html file updated | 16 April 2019 12:55 CEST | Update | - |
| article html file updated | 16 April 2019 07:35 CEST | Update | - |
| article html file updated | 30 March 2019 09:06 CET | Update | - |
| article html file updated | 26 June 2018 05:05 CEST | Update | - |
| article html file updated | 8 June 2018 13:54 CEST | Original file | - |
| article pdf uploaded. | 8 June 2018 13:53 CEST | Version of Record | https://www.mdpi.com/2218-6581/7/2/28/pdf |
| article xml uploaded. | 8 June 2018 13:53 CEST | Update | https://www.mdpi.com/2218-6581/7/2/28/xml |
| article xml file uploaded | 8 June 2018 13:53 CEST | Original file | - |
