| article html file updated | 9 February 2020 03:51 CET | Update | https://www.mdpi.com/2073-4352/8/1/53 |
| article html file updated | 30 September 2019 02:43 CEST | Update | - |
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| article pdf uploaded. | 7 December 2018 04:17 CET | Updated version of record | https://www.mdpi.com/2073-4352/8/1/53/pdf |
| article html file updated | 8 March 2018 09:52 CET | Update | - |
| article xml uploaded. | 8 March 2018 09:51 CET | Update | https://www.mdpi.com/2073-4352/8/1/53/xml |
| article html file updated | 23 January 2018 06:31 CET | Original file | - |
| article xml uploaded. | 23 January 2018 06:30 CET | Update | - |
| article pdf uploaded. | 23 January 2018 06:30 CET | Updated version of record | https://www.mdpi.com/2073-4352/8/1/53/pdf-vor |
| article xml uploaded. | 22 January 2018 09:31 CET | Original file | - |
| article pdf uploaded. | 22 January 2018 09:31 CET | Version of Record | https://www.mdpi.com/2073-4352/8/1/53/pdf-vor |