Yes exactly, a “?” inside a diamond.
The shortcode I use is:
[remote_get url=”https://scholar.google.se/citations?user=HM4QVTsAAAAJ&hl=en” start='<table id=”gsc_a_t”>’ stop='<div id=”gsc_a_sp” style=”display:none”>’ replace=”/citations?” with=”https://scholar.google.se/citations?” replace2=”<a href” with2=”<a target=’_blank’ href”]