| article html file updated | 11 February 2020 04:11 CET | Update | https://new.mdpi.com/2220-9964/7/12/489 |
| article html file updated | 12 October 2019 05:15 CEST | Update | - |
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| article html file updated | 27 December 2018 00:02 CET | Update | - |
| article html file updated | 20 December 2018 11:55 CET | Original file | - |
| article pdf uploaded. | 20 December 2018 11:53 CET | Updated version of record | https://new.mdpi.com/2220-9964/7/12/489/pdf |
| article xml uploaded. | 20 December 2018 11:53 CET | Update | https://new.mdpi.com/2220-9964/7/12/489/xml |
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| article pdf uploaded. | 19 December 2018 14:52 CET | Updated version of record | https://new.mdpi.com/2220-9964/7/12/489/pdf-vor |
| article pdf uploaded. | 19 December 2018 14:48 CET | Version of Record | https://new.mdpi.com/2220-9964/7/12/489/pdf-vor |
| article xml file uploaded | 19 December 2018 14:48 CET | Original file | - |
