Calamoneri, T. The L(h, k)-labelling problem: An updated survey and annotated bibliography.
शिकागो स्टाइल उद्धरणCalamoneri, Tiziana. The L(h, K)-labelling Problem: An Updated Survey and Annotated Bibliography.
एमएलए उद्धरणCalamoneri, Tiziana. The L(h, K)-labelling Problem: An Updated Survey and Annotated Bibliography.
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