15 Differential equations with the same central dispersions of the first kind
Linear Differential Transformations of the Second Order, GDML_Books, (1971), p. [138]-148 / Harvested from
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@inbook{401685,
     title = {15 Differential equations with the same central dispersions of the first kind},
     booktitle = {Linear Differential Transformations of the Second Order},
     series = {GDML\_Books},
     publisher = {The English Universities Press, Ltd.},
     address = {London},
     year = {1971},
     pages = {[138]-148},
     url = {http://dml.mathdoc.fr/item/401685}
}

 (éd.). 15 Differential equations with the same central dispersions of the first kind, dans Linear Differential Transformations of the Second Order, GDML_Books,  (1971), pp. [138]-148. http://gdmltest.u-ga.fr/item/401685/