@misc{ibscsupsub,
  title={{\textit{i}\textbf{b}\textsuperscript{sup}\textsubscript{sub}}},
}

@misc{sc,
  booktitle={{\textsc{sc}}},
}

@misc{env,
  title={a\it b{\bf c}}
}

@misc{beginend,
  title={a\begin{it}b\end{it}c}
}

@misc{none,
  title={\textrm{test}}
}

@misc{math,
  title={$^{sup}_{sub}$}
}

@misc{mathcommand,
  title={$\sp{sup}\sb{sub}$}
}