BOTTOM, STRANGE MESONS ($\mathit B$ = $\pm1$, $\mathit S$ = $\mp{}$1)

${{\mathit B}_{{s}}^{0}}$ = ${\mathit {\mathit s}}$ ${\mathit {\overline{\mathit b}}}$, ${{\overline{\mathit B}}_{{s}}^{0}}$ = ${\mathit {\overline{\mathit s}}}$ ${\mathit {\mathit b}}$,
similarly for ${{\mathit B}_{{s}}^{*}}$'s