| article html file updated | 31 August 2025 01:15 CEST | Update | https://www.mdpi.com/2226-471X/4/3/72 |
| article html file updated | 20 July 2022 03:38 CEST | Update | N/A |
| article html file updated | 13 February 2020 16:45 CET | Update | N/A |
| article html file updated | 12 September 2019 05:06 CEST | Update | N/A |
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| article html file updated | 11 September 2019 14:54 CEST | Original file | N/A |
| article pdf uploaded. | 11 September 2019 08:59 CEST | Version of Record | https://www.mdpi.com/2226-471X/4/3/72/pdf |
| article xml uploaded. | 11 September 2019 08:59 CEST | Update | https://www.mdpi.com/2226-471X/4/3/72/xml |
| article xml file uploaded | 11 September 2019 08:59 CEST | Original file | N/A |
