| article html file updated | 15 August 2026 17:36 CEST | Update | https://www.mdpi.com/2076-0760/8/2/68 |
| article html file updated | 11 February 2020 17:48 CET | Update | N/A |
| article html file updated | 26 April 2019 13:02 CEST | Update | N/A |
| article html file updated | 12 April 2019 08:33 CEST | Update | N/A |
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| article html file updated | 1 March 2019 09:17 CET | Update | N/A |
| article html file updated | 26 February 2019 03:04 CET | Original file | N/A |
| article pdf uploaded. | 25 February 2019 12:10 CET | Updated version of record | https://www.mdpi.com/2076-0760/8/2/68/pdf |
| article xml uploaded. | 25 February 2019 12:10 CET | Update | https://www.mdpi.com/2076-0760/8/2/68/xml |
| article xml file uploaded | 25 February 2019 12:10 CET | Update | N/A |
| article pdf uploaded. | 21 February 2019 16:48 CET | Version of Record | https://www.mdpi.com/2076-0760/8/2/68/pdf-vor |
| article xml file uploaded | 21 February 2019 16:48 CET | Original file | N/A |
