Water for People with Energy from Water 17 February, 2013 by ascyogyakarta · Published 17 February, 2013 · Last modified 3 June, 2015
SERAM SPELELOLOGY EXPEDITION 2011 (General Report) 1 July, 2012 by ascyogyakarta · Published 1 July, 2012 · Last modified 18 June, 2015