TY - BOOK TI - Grothendieck theory of dessins d'enfants T2 - London Mathematical Society lecture note series SN - 0521478219 (pbk.) PY - 1994/// CY - Cambridge ; | New York PB - Cambridge University Press UR - http://www.loc.gov/catdir/description/cam027/95100141.html | http://www.loc.gov/catdir/toc/cam027/95100141.html ER -