Paper chromatographic identification of barbiturates in toxicological analysisSwarup Narain Tewari; Dharam Narain Tripathi · 1959

Toxicological investigations of microquantities of alkaloids by ring paper chromatographySwarup Narain Tewari; Dharam Narain Tripathi · 1959

The Determination, in Forensic Toxicology, of Metallic Poisons by Paper ChromatographyDharam Narain Tripathi; Swarup Narain Tewari · 1959

The determination, in forensic toxicology, of metallic poisons by paper chromatographyDharam Narain Tripathi; Swarup Narain Tewari · 1960

Analyse von anorganischen Verbindungen durch PapierchromatographieSwarup Narain Tewari · 1954

Analysis of inorganic compounds by paper chromatographySwarup Narain Tewari · 1954

Two-dimensional horizontal migration paper chromatographySwarup Narain Tewari · 1954

Untersuchungen über die Natur hydratisierten ChromoxydesSwarup Narain Tewari · 1952