Citation: Md. Souza et Mm. Som, VORTEX MODEL REVISITED, Nuovo cimento della Societa italiana di fisica. B, Relativity, classical a, 113(7), 1998, pp. 859-866
Citation: Aa. Moregula et al., REMARKS ON THE HISCOCK-GOTT INTERIOR STRING METRIC, Physical review. D. Particles and fields, 52(10), 1995, pp. 6175-6177