TY - GENERIC DO - 10.20944/preprints201801.0126.v1 UR - http://dx.doi.org/10.20944/preprints201801.0126.v1 TI - Surveillance of Groundwater Quality Using Geographical Information System in Kannur District, India T2 - Preprints AU - Arumugam, Thangavelu AU - Krishna, Praveen AU - K, Sapna PY - 2018 DA - 2018/01/15 PB - Preprints