Penggalangan Dana di Tanah Kesultanan, Representasi Perjuangan Ekonomi dalam Iklan Surat Kabar “Kedaulatan Rakjat”, 1945 – 1948 = Fundraising in the Sultanate`s Land, Representation of Economic Struggle in the Advertising of “Kedaulatan Rakjat” Newspaper, 1945 – 1948