Publications Ir. Ronald Leonardo Siregar, S.t., M.t. | Faculty of Engineering Universitas Sumatera Utara

Ir. Ronald Leonardo Siregar, S.T., M.T.

Employee ID Number

198612022018051001

National Lecturer Registration Number

0002128602

Study Program

Program Studi S1 Teknik Lingkungan

Field Of Knowledge

Positions

Lecturer

Research Media

Contacts:

E-mail

ronaldsiregar@usu.ac.id, ronaldsiregar1@gmail.com

Office Address

Fakultas Teknik, USU

Curriculum Vitae file_download

Publications

Other Publications

National Publications

International Publications

Analysis Distribution of Iron (Fe) and Hexavalent Chromium (Cr6+) Contaminants in Shallow Groundwater Due To Leachate Around Landfill Terjun, Medan City

MUNIR TANJUNG , RONALD LEONARDO SIREGAR

Analysis Distribution of Iron (Fe) and Hexavalent Chromium (Cr<sup>6+</sup>) Contaminants in Shallow Groundwater Due To Leachate Around Landfill Terjun, Medan City

YAUMAL ARBI , RONALD LEONARDO SIREGAR , MUNIR TANJUNG , TRESA ROSELINA HUTAGALUNG

Analysis Distribution of Iron (Fe) and Hexavalent Chromium (Cr6+) Contaminants in Shallow Groundwater Due To Leachate Around Landfill Terjun, Medan City

MUNIR TANJUNG , RONALD LEONARDO SIREGAR

Analysis Distribution of Iron (Fe) and Hexavalent Chromium (Cr6+) Contaminants in Shallow Groundwater Due To Leachate Around Landfill Terjun, Medan City

MUNIR TANJUNG , YAUMAL ARBI , RONALD LEONARDO SIREGAR

Solid waste management in Lake Toba area

RONALD LEONARDO SIREGAR , HAFIZHUL KHAIR A.M. , ISRA SURYATI , RAHMI UTAMI

Study on solid waste generation in Lake Toba area

HAFIZHUL KHAIR A.M. , ISRA SURYATI , RAHMI UTAMI , RONALD LEONARDO SIREGAR