l al ▁Ne h ru ▁from ▁India . ▁ ▁Rat ul ang i ▁was ▁also ▁active ▁in ▁writing ▁articles . ▁In ▁one ▁article ▁entitled ▁" S are k at ▁Islam " ▁that ▁was ▁published ▁in ▁On ze ▁Kol on ien ▁( 1 9 1 3 ), ▁Rat ul ang i ▁wrote ▁about ▁the ▁growth ▁of ▁S are k at ▁Islam ▁( a ▁co oper ative ▁of ▁local ▁mer ch ants ▁in ▁Indones ia ) ▁and ▁also ▁pra ised ▁the ▁Bo edi ▁O et omo ▁movement ▁in ▁Indones ia . ▁Tow ard ▁the ▁end ▁of ▁the ▁article , ▁Rat ul ang i ▁wrote ▁the ▁following : ▁ ▁Independ ence ▁struggle ▁ ▁Return ▁to ▁Indones ia ▁▁ ▁On ▁his ▁return ▁to ▁Indones ia ▁in ▁ 1 9 1 9 , ▁Rat ul ang i ▁moved ▁to ▁Y ogy ak arta ▁to ▁teach ▁math ▁and ▁science ▁at ▁the ▁technical ▁high ▁school ▁Pr ins es ▁Jul iana ▁School . ▁After ▁three ▁years ▁of ▁teaching , ▁he ▁moved ▁to ▁Band ung ▁and ▁started ▁the ▁ins urance ▁company ▁Ass ur ant ie ▁Ma at sch app ij ▁Indones ia ▁with ▁Roland ▁T umb el aka , ▁a ▁medical ▁doctor ▁by ▁profession ▁and ▁fellow ▁Min ah as an . ▁The ▁company ▁name ▁contained ▁the ▁first ▁known ▁instance ▁of ▁the ▁word ▁" Ind ones ia " ▁being ▁used ▁in ▁official ▁documents . ▁It ▁has ▁been ▁noted ▁that ▁Su kar no ▁first ▁met ▁Rat ul ang i ▁when ▁he ▁was ▁visit ing ▁Band ung ▁for ▁a ▁conference . ▁He ▁noticed ▁the ▁name