printf "Journal for [[%d]]-%02d. " "$yyyy" "$mm";
printf "Preceded by [[%d-%02d]]. " "$yyyy_prev" "$mm_prev";
printf "Followed by [[%d-%02d]]. " "$yyyy_next" "$mm_next";
printf "Journal for [[%d]]-%02d. " "$yyyy" "$mm";
printf "Preceded by [[%d-%02d]]. " "$yyyy_prev" "$mm_prev";
printf "Followed by [[%d-%02d]]. " "$yyyy_next" "$mm_next";