Analysis of information sources in references of the Wikipedia article "Bengali language" in English language version.
An Indic language spoken in India and Bangladesh.
And the West Bengal government-run organisation that prepared the document, the Institute of Language Studies and Research (ILSR), is delighted its more than a year-long efforts have paid off...."…a Chinese-Sanskrit Dictionary compiled by Li-Yen bears testimony to the fact that at least 51 Bangla words made their way into that dictionary…The Chinese-Sanskrit dictionary, compiled in the 8th Century CE, included or rather was compelled to include words of a third language, i.e., Bangla. This is indicative of the fact that Bangla had already been standardized and was one of the influential tongues which was regarded as the lingua franca of the geographic area that was known as Bengal,"....