Vol. 3 No. 2 (1964)

Articles

• On Methylene Blue and Its Zinc Thiocyanate Complex in Connection with A New Spectrophotometric Determination of Zinc

  Isjrin Noerdin

  63-94

  • PDF
  Abstract views: 171 times | Downloaded: 110 times

• Investigation of The Limiting Behavior of The Sequence of Density Ratios in A Family of Non-Central t-Distribution

  Sunardi Wirjosudirdjo

  97-105

  • PDF
  Abstract views: 171 times | Downloaded: 60 times

• Effects of Meteor-Impacts on Stationary Satellites

  K. Purbosiswojo

  107-111

  • PDF
  Abstract views: 898 times | Downloaded: 106 times

• Identification Charts for Planetary Nebulae

  Pik Sin The

  113-116

  • PDF
  Abstract views: 142 times | Downloaded: 66 times

• Ferric Alumunium Sulfate Production for Water Treatment Purposes

  Tan Tjeng Giok, Tjiook Tiauw Kien

  117-123

  • PDF
  Abstract views: 148 times | Downloaded: 97 times