| article html file updated | 15 August 2026 20:10 CEST | Update | https://www.mdpi.com/2304-8158/8/3/111 |
| article html file updated | 12 February 2020 00:47 CET | Update | N/A |
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| article html file updated | 26 March 2019 07:33 CET | Original file | N/A |
| article pdf uploaded. | 26 March 2019 07:32 CET | Version of Record | https://www.mdpi.com/2304-8158/8/3/111/pdf |
| article xml uploaded. | 26 March 2019 07:32 CET | Update | https://www.mdpi.com/2304-8158/8/3/111/xml |
| article xml file uploaded | 26 March 2019 07:32 CET | Original file | N/A |
