Ground water quality variations in Jammu and Kathua Districts (J&K) / National Institute of Hydrology Jal Vigyan Bhawan - Roorkee: National Institute of Hydrology Jal Vigyan Bhawan, 1997 - 33p. Subjects--Topical Terms: Sampling Subjects--Index Terms: Knowledge Universal Decimal Class. No.: 556.3(546.1) / N6