| article html file updated | 24 December 2025 17:37 CET | Update | https://www.mdpi.com/2304-8158/9/2/218 |
| article html file updated | 31 August 2025 12:05 CEST | Update | - |
| article html file updated | 20 July 2022 20:36 CEST | Update | - |
| article html file updated | 7 March 2020 12:44 CET | Update | - |
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| article html file updated | 24 February 2020 09:14 CET | Update | - |
| article pdf uploaded. | 24 February 2020 09:12 CET | Updated version of record | https://www.mdpi.com/2304-8158/9/2/218/pdf |
| article xml uploaded. | 24 February 2020 09:12 CET | Update | https://www.mdpi.com/2304-8158/9/2/218/xml |
| article xml file uploaded | 24 February 2020 09:12 CET | Update | - |
| article html file updated | 19 February 2020 12:34 CET | Original file | - |
| article supplementary file uploaded. | 19 February 2020 12:33 CET | - | https://www.mdpi.com/2304-8158/9/2/218#supplementary |
| article pdf uploaded. | 19 February 2020 12:33 CET | Version of Record | https://www.mdpi.com/2304-8158/9/2/218/pdf-vor |
| article xml uploaded. | 19 February 2020 12:33 CET | Update | - |
| article xml file uploaded | 19 February 2020 12:33 CET | Original file | - |
