div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=rotational-analysis-of-the-a2iix2-system-of-mgclhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Rotational Analysis of the A2II–X2Σ+ System of MgCl loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsmxreader035viewer20220818045750681b1a28ab0f07aea3bchtml5thumbnails1jpg width=140 height=200 divp© 1961 Nature Publishing Grouppdiv