| article html file updated | 30 August 2025 20:43 CEST | Update | https://www.mdpi.com/2077-0375/9/6/67 |
| article html file updated | 19 July 2022 19:37 CEST | Update | - |
| article html file updated | 12 February 2020 17:32 CET | Update | - |
| article html file updated | 21 October 2019 07:37 CEST | Update | - |
| article html file updated | 5 July 2019 16:04 CEST | Update | - |
| article html file updated | 5 June 2019 04:46 CEST | Update | - |
| article supplementary file uploaded. | 5 June 2019 04:44 CEST | - | https://www.mdpi.com/2077-0375/9/6/67#supplementary |
| article pdf uploaded. | 5 June 2019 04:44 CEST | Updated version of record | https://www.mdpi.com/2077-0375/9/6/67/pdf |
| article xml uploaded. | 5 June 2019 04:44 CEST | Update | https://www.mdpi.com/2077-0375/9/6/67/xml |
| article xml file uploaded | 5 June 2019 04:44 CEST | Update | - |
| article html file updated | 4 June 2019 11:15 CEST | Original file | - |
| article supplementary file uploaded. | 4 June 2019 11:13 CEST | - | https://www.mdpi.com/2077-0375/9/6/67#supplementary |
| article pdf uploaded. | 4 June 2019 11:13 CEST | Version of Record | https://www.mdpi.com/2077-0375/9/6/67/pdf-vor |
| article xml file uploaded | 4 June 2019 11:13 CEST | Original file | - |
