Islam, M. I., M. Khatun, K. Ahmed, S. Asaduzzaman, B. K. Paul, M. S. Islam, S. Chowdhury, S. Sen, M. Miah, and A. N. Bahar. “Design and Analysis of Single-Mode PCF in Optical Communication Covering E to L Bands With Ultra-High Negative Dispersion”. Ukrainian Journal of Physics, vol. 62, no. 9, Dec. 2018, p. 818, doi:10.15407/ujpe62.09.0818.