April-June 2022
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DOI: https://doi.org/10.24036/eksakta/vol23-iss02

Published: Jun 30, 2022

The Determination of Cation Exchange Capacity of Napa Soil in 50 Kota Regency using Atomic Absorption Spectrophotometer

64-77 Mawardi Mawardi, Fadhlurrahman Mawardi, Illyas Md Isa, Sunyono Sunyono, Hary Sanjaya, Ilham Ardatul Putra, Vira Nilmania, Irfan Ananda Ismail
152

Leaf Epidermal Comparison of Phasey Bean (Macroptilium lathyroides) and Siratro (Macroptilium atropurpureum)

78-87 I Made Saka Wijaya, Eniek Kriswiyanti
164

Comparison of Portfolio Mean-Variance Method with the Mean-Variance-Skewness-Kurtosis Method in Indonesia Stocks

88-97 Dina Agustina, Devni Prima Sari, Rara Sandhy Winanda, Muhammad Rashif Hilmi, Dina Fakhriyana
301

University Students' Procrastination: A Mathematical Model (Case Studies: Student in Mathematics Department Universitas Negeri Padang)

98-105 Rara Sandhy Winanda, Akira Mikail, Defri Ahmad, Dina Agustina, Rahmawati Rahmawati
369

Study of Inflation using Stationary Test with Augmented Dickey Fuller & Phillips-Peron Unit Root Test (Case in Bukittinggi City Inflation for 2014-2019)

106-116 Afnita Roza, Evony Silvino Violita, Sherly Aktivani
330

Physicochemical Properties of Herbal Tea Bags from Belimbing Wuluh Leaves (Averrhoa bilimbi) and Gotu Kola Leaves (Centella asiatica) with the Addition of Cinnamon Powder (Cinnamomun burmanii)

117-132 Diana Sylvi, Daimon Syukri, Fachrur Rozi, Devi Purnama Sari
871