| article html file updated | 10 September 2021 10:40 CEST | Update | https://www.mdpi.com/2304-6740/6/2/56 |
| article html file updated | 9 February 2020 19:01 CET | Update | - |
| article html file updated | 3 October 2019 23:05 CEST | Update | - |
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| article html file updated | 28 June 2018 08:55 CEST | Update | - |
| article html file updated | 29 May 2018 05:48 CEST | Update | - |
| article xml uploaded. | 29 May 2018 05:47 CEST | Update | https://www.mdpi.com/2304-6740/6/2/56/xml |
| article pdf uploaded. | 29 May 2018 05:47 CEST | Updated version of record | https://www.mdpi.com/2304-6740/6/2/56/pdf |
| article html file updated | 25 May 2018 10:55 CEST | Original file | - |
| article supplementary file uploaded. | 25 May 2018 10:54 CEST | - | https://www.mdpi.com/2304-6740/6/2/56#supplementary |
| article pdf uploaded. | 25 May 2018 10:54 CEST | Version of Record | https://www.mdpi.com/2304-6740/6/2/56/pdf-vor |
| article xml file uploaded | 25 May 2018 10:54 CEST | Original file | - |
