{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,22]],"date-time":"2026-04-22T18:06:46Z","timestamp":1776881206511,"version":"3.51.2"},"reference-count":43,"publisher":"World Scientific Pub Co Pte Ltd","issue":"01","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Discrete Math. Algorithm. Appl."],"published-print":{"date-parts":[[2026,2]]},"abstract":"<jats:p>A double Roman dominating function on a graph [Formula: see text] is a function [Formula: see text] satisfying the conditions that if [Formula: see text], then every vertex v is adjacent to minimum one vertex u for which [Formula: see text] or two vertices [Formula: see text] and [Formula: see text] for which [Formula: see text] and if [Formula: see text], then v is adjacent to minimum one vertex [Formula: see text] for which [Formula: see text] or 2. The weight of a double Roman dominating function denoted as [Formula: see text] is defined as [Formula: see text]. The double Roman domination number denoted as [Formula: see text] is the minimum weight of double Roman dominating function on G. In this paper, we determine the [Formula: see text]-value of some graphs such as Comb, Closed Helm, Comet, Double Comet, Lollipop, Helm, Double Comb and Jelly fish graphs.<\/jats:p>","DOI":"10.1142\/s1793830925500168","type":"journal-article","created":{"date-parts":[[2024,12,27]],"date-time":"2024-12-27T01:14:48Z","timestamp":1735262088000},"source":"Crossref","is-referenced-by-count":7,"title":["Double Roman domination in some graphs"],"prefix":"10.1142","volume":"18","author":[{"ORCID":"https:\/\/orcid.org\/0009-0000-5091-655X","authenticated-orcid":false,"given":"J.","family":"Meena","sequence":"first","affiliation":[{"name":"Department of Mathematics, Saveetha School of Engineering, Saveetha Institute of Medical and Technical Sciences, Chennai 602105, Tamil Nadu, India"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7948-273X","authenticated-orcid":false,"given":"T. N. 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