| article html file updated | 8 February 2020 11:03 CET | Update | https://www.mdpi.com/2076-3263/7/3/52 |
| article html file updated | 25 September 2019 23:01 CEST | Update | - |
| article html file updated | 3 May 2019 12:17 CEST | Update | - |
| article html file updated | 30 September 2017 14:06 CEST | Update | - |
| article html file updated | 17 July 2017 09:50 CEST | Update | - |
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| article xml uploaded. | 17 July 2017 09:46 CEST | Update | https://www.mdpi.com/2076-3263/7/3/52/xml |
| article pdf uploaded. | 17 July 2017 09:46 CEST | Updated version of record | https://www.mdpi.com/2076-3263/7/3/52/pdf |
| article html file updated | 14 July 2017 22:33 CEST | Original file | - |
| article pdf uploaded. | 14 July 2017 15:02 CEST | Version of Record | https://www.mdpi.com/2076-3263/7/3/52/pdf-vor |
