A formal description of a species follow certain rules.

Its first modern formal description was published in 1922.

For this reason they were not covered in the formal description.

It is yet to be given a formal scientific description.

Alex George then began preparing a formal description of the species.

However it is, finally, possible to recover common sense from our formal, mathematical description of reality.

This stirred enough interest for the technique to warrant a more formal description.

A formal description for the species was published by Walcott in 1912.

He was also the first to present a formal description of Sufism in his works.

Is it possible to lessen its complex features into formal description?