You can summarize Indonesian text from two different kinds of text sources:
1. Indonesian text from online sources or webpages such as obaradai.com etc.
Proceed to SUMMARIZE INDONESIAN TEXT from ONLINE SOURCES (Webpage URL)
2. Indonesian text from offline sources or various types of files such as text file, MS Word, PDF etc.
Proceed to SUMMARIZE INDONESIAN TEXT from FILES (MS Word, Text file, PDF, or other file format)