In my bib template I used %post_thumbnail%
But I don't know how to use it with size, I tried:
%post_thumbnail%=<large>.. but nothing.
thumbnail_size=<size> For use with `%post_thumbnail% template tag. Where is one of:
NxN - Optionally specify a height/width. The longest side of the image will be as specified. (i.e. 134x134 or 182x182)