by Handler, G., Arentoft, T., Shobbrook, R. R., Wood, M. A., Crause, L. A., Crake, P., Podmore, F., Habanyama, A., Oswalt, T., Birch, P. V., Lowe, G., Sterken, C., Meintjes, P., Brink, J., Claver, C. F., Medupe, R., Guzik, J. A., Beach, T. E., Martinez, P., Leibowitz, E. M., Ibbetson, P. A., Smith, T., Ashoka, B. N., Raj, N. E., Kurtz, D. W., Balona, L. A., O'donoghue, D., Costa, J. E. S., Breger, M.
Published in Monthly notices of the Royal Astronomical Society (21.10.2000)

by Chitra, M., Uthayarani, K., Rajasekaran, N., Neelakandeswari, N., Girija, E. K., Padiyan, D. Pathinettam
Published in Chinese physics letters (01.07.2015)

by CHEN BANGI,KIM KYOUNG S.,KIMBALL S. DAVID,MISRA RAJ N.,SALVATI MARK E.,SUNDEEN JOSEPH E.,XIAO HAI-YUN,ZHAO RULIN
Year of Publication 08.03.2006

by RAJ N. MISRA ET DONALD S. KARANEWSKY
Year of Publication 26.08.1988

by RAJ N. MISRA ET DONALD S. KARANEWSKY
Year of Publication 21.02.1986