August Schleicher 
Compendium of the Comparative Grammar of the Indo-European, Sanskrit, Greek and Latin Languages [PDF ebook] 

Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. Latin 2. ~ya-asasecondarysuflx. Sanskrit (participia necessit. In -tacya Greek (part. In ~rea Latin Note 2. – Part. Nec. In M 90. VI. Stems with suffix 490 -can indo-european 200 200 91. VII. Stems with suffix -ma and suffixes which have ~ma as their first element -m, onto-mp.