| article html file updated | 15 August 2026 19:40 CEST | Update | https://www.mdpi.com/2071-1050/11/6/1661 |
| article html file updated | 11 February 2020 23:22 CET | Update | N/A |
| article html file updated | 16 October 2019 20:57 CEST | Update | N/A |
| article html file updated | 26 April 2019 00:49 CEST | Update | N/A |
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| article html file updated | 26 March 2019 09:56 CET | Original file | N/A |
| article pdf uploaded. | 26 March 2019 09:55 CET | Updated version of record | https://www.mdpi.com/2071-1050/11/6/1661/pdf |
| article xml uploaded. | 26 March 2019 09:55 CET | Update | https://www.mdpi.com/2071-1050/11/6/1661/xml |
| article xml file uploaded | 26 March 2019 09:55 CET | Update | N/A |
| article pdf uploaded. | 19 March 2019 14:48 CET | Version of Record | https://www.mdpi.com/2071-1050/11/6/1661/pdf-vor |
| article xml file uploaded | 19 March 2019 14:48 CET | Original file | N/A |
