Ester Crisanti Alberto Formigoni Paco La Bruna EasyT<sub>E</sub>X: Towards interactive formulae input for scientific documents input with T<sub>E</sub>X. 55-64 1986 conf/tex/1986 TEX for Scientific Documentation db/conf/tex/tex1986.html#CrisantiFB86 http://dx.doi.org/10.1007/BFb0022692