| article html file updated | 1 September 2025 00:37 CEST | Update | https://www.mdpi.com/2309-608X/6/2/91 |
| article html file updated | 21 July 2022 21:55 CEST | Update | N/A |
| article html file updated | 24 June 2020 12:44 CEST | Update | N/A |
| article pdf uploaded. | 24 June 2020 12:43 CEST | Updated version of record | https://www.mdpi.com/2309-608X/6/2/91/pdf |
| article xml uploaded. | 24 June 2020 12:43 CEST | Update | https://www.mdpi.com/2309-608X/6/2/91/xml |
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