$1'2A!3K!M"!O(':`'2>(B. $1'23!9%!M"'L{!C!s - $1!<y!;E'[4!+5!Cs!:}'Q[s ($1!04K7o!5w!<c!3K!JH!Nas, 1993)
Keywords: $1'2z!Og!N#'Y<s