| article html file updated | 11 February 2020 13:24 CET | Update | https://www.mdpi.com/2304-8158/8/2/53 |
| article html file updated | 14 October 2019 09:35 CEST | Update | - |
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| article html file updated | 11 February 2019 05:29 CET | Update | - |
| article pdf uploaded. | 11 February 2019 05:27 CET | Updated version of record | https://www.mdpi.com/2304-8158/8/2/53/pdf |
| article xml uploaded. | 11 February 2019 05:27 CET | Update | https://www.mdpi.com/2304-8158/8/2/53/xml |
| article xml file uploaded | 11 February 2019 05:27 CET | Update | - |
| article html file updated | 2 February 2019 06:42 CET | Original file | - |
| article pdf uploaded. | 2 February 2019 06:41 CET | Version of Record | https://www.mdpi.com/2304-8158/8/2/53/pdf-vor |
| article xml uploaded. | 2 February 2019 06:41 CET | Update | - |
| article xml file uploaded | 2 February 2019 06:41 CET | Original file | - |
