IOP Conference Series: Earth and Environmental Science, vol: 139,1 (2018) Economic valuation of mangrove ecosystem: Empirical studies in Timbulsloko Village, Sayung, Demak, Indonesia Perdana T.A.,

IOP Conference Series: Earth and Environmental Science, vol: 116,1 (2018) Safely Intake Number of Macridiscus sp. (Kerang Ceplos) from Tambak Lorok Waters, Semarang, Central Java,

IOP Conference Series: Earth and Environmental Science, vol: 116,1 (2018) Seasonal and Non-Seasonal Generalized Pareto Distribution to Estimate Extreme Significant Wave Height in the Banda

IOP Conference Series: Earth and Environmental Science, vol: 116,1 (2018) The Abudance of Makrozoobenthos on Different Break Water in Semarang and Demak Coastal Area Kristiningsih