Can EXCALC be used to Investigate High-Dimensional Cosmological Models with Non-Linear Lagrangians?

Hubert Caprasse Jaques Demaret Eberhard Schrüfer Can EXCALC be used to Investigate High-Dimensional Cosmological Models with Non-Linear Lagrangians? 116-124 1988 conf/issac/1988 ISSAC db/conf/issac/issac88.html#CaprasseDS88