https://tnhs.info/early-stages-of-the-travancore-evening-brown-parantirrhoea-marshalli-wood-mason-satyrinae-nymphalidae-lepidoptera/https://tnhs.info/ranipuram-a-travelogue-by-ramesh-m/https://tnhs.info/the-faunal-diversity-of-achankovil-reserve-forests-a-preliminary-study-report/