<citation>
<author-group>
<name>
<surname>Khan</surname>
<given-names>S,</given-names>
</name>
<name>
<surname>Pathak</surname>
<given-names>S,</given-names>
</name>
<name>
<surname>Shrivastava</surname>
<given-names>V,</given-names>
</name>
<name>
<surname>Choudhary</surname>
<given-names>S,</given-names>
</name>
<name>
<surname>Shrivastava</surname>
<given-names>R,</given-names>
</name>
</author-group>
<year>2022</year>
<article-title>Nanomaterial Catalysed Environmental Benign Synthesis of Polyfunctionalized Tetrahydro-Benzopyrans and its Derivatives: A Review on Recent Update</article-title>
<source>NanoWorld J</source>
<volume>8</volume>
<issue>S1</issue>
<fpage>S128</fpage>
<lpage>S136</lpage>
</citation>