| article html file updated | 18 August 2026 09:29 CEST | Update | https://www.mdpi.com/2226-471X/5/4/62 |
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| article html file updated | 2 December 2020 11:05 CET | Update | N/A |
| article pdf uploaded. | 2 December 2020 10:53 CET | Updated version of record | https://www.mdpi.com/2226-471X/5/4/62/pdf |
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| article html file updated | 25 November 2020 08:24 CET | Update | N/A |
| article pdf uploaded. | 25 November 2020 08:22 CET | Updated version of record | https://www.mdpi.com/2226-471X/5/4/62/pdf-vor |
| article xml uploaded. | 25 November 2020 08:22 CET | Update | N/A |
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| article html file updated | 16 November 2020 11:52 CET | Original file | N/A |
| article pdf uploaded. | 16 November 2020 11:51 CET | Version of Record | https://www.mdpi.com/2226-471X/5/4/62/pdf-vor |
| article xml uploaded. | 16 November 2020 11:51 CET | Update | N/A |
| article xml file uploaded | 16 November 2020 11:51 CET | Original file | N/A |
