Journal of Systems Science and Systems Engineering. Springer Berlin Heidelberg.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJournal of Systems Science and Systems Engineering. Springer Berlin Heidelberg.
एमएलए (9वां संस्करण) प्रशस्ति पत्रJournal of Systems Science and Systems Engineering. Springer Berlin Heidelberg.
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