@article{1195580158,
author = {Hombu, Hitoshi},
title = {Invariantentheorie des Integrals $\int {F\left( {x,y,y',y'',y'''} \right)dx}$},
journal = {Proc. Imp. Acad.},
volume = {12},
number = {10},
year = {1936},
pages = { 156-158},
language = {de},
url = {http://dml.mathdoc.fr/item/1195580158}
}
Hombu, Hitoshi. Invariantentheorie des Integrals $\int {F\left( {x,y,y',y'',y'''} \right)dx}$. Proc. Imp. Acad., Tome 12 (1936) no. 10, pp. 156-158. http://gdmltest.u-ga.fr/item/1195580158/