Unit prefix or if letters such as "T", which are already in use as SI units or prefixes, will again be skipped. Several personal proposals have been made for extending the series of prefixes, with ascending terms such as "xenna, weka, vendeka" (from Greek "ennea" (9), "deka" (10), "endeka" (11)) and descending terms such as "xono", "weco", "vundo" (from Latin "novem/nona" (9), "dec" (10), "undec" (11). Using Greek for ascending and Latin for descending would be consistent with established prefixes such as "deca, hecto, kilo" vs "deci, centi, milli"). Although some of these are repeated on the internet, none are in actual
Nalini Prava Deka Prava Deka" was introduced on 4 December 2014 in Guwahati. Another book ("An Extraordinary Assamese Couple", about Deka and her husband) was introduced on 28 February 2015 by Dutch scientist and author Constantin Aurel Stere. She wrote three short-story collections, including 2011's "Elandhu" ("Smut", with some English-language stories) and "Ebigha Mati" ("A Plot of Land") (1990). Deka's short stories emphasized brotherhood and religious tolerance. Many of her poems were played and sung by Assamese musicians and singers. Deka began editing a popular children's magazine, "Phul" ("Flower"), in 1987 and printed and published the magazine for several years on her own