| article html file updated | 31 August 2025 04:49 CEST | Update | https://www.mdpi.com/2218-0532/87/4/32 |
| article html file updated | 21 August 2025 23:22 CEST | Update | - |
| article html file updated | 14 February 2020 10:57 CET | Update | - |
| article html file updated | 19 November 2019 07:14 CET | Original file | - |
| article pdf uploaded. | 19 November 2019 07:13 CET | Version of Record | https://www.mdpi.com/2218-0532/87/4/32/pdf |
| article xml uploaded. | 19 November 2019 07:13 CET | Update | https://www.mdpi.com/2218-0532/87/4/32/xml |
| article xml file uploaded | 19 November 2019 07:13 CET | Original file | - |
