ATKIN-LEHNER SYMMETRY

[41] HARVEY JA, 1986, UNIFIED STRING THEOR

[42] ISHIBASHI N, 1986, UT499 U TOK PREPR

[43] ITOYAMA H, FERMILABPUB86142T

[44] KAC VG, 1984, ADV MATH, V53, P125

[45] CONSTRUCTION OF FERMIONIC STRING MODELS IN 4 DIMENSIONS [J]. NUCLEAR PHYSICS B, 1987, 288 (01) : 1 - 76

[46] CONSTRUCTION OF 4-DIMENSIONAL FERMIONIC STRING MODELS [J]. PHYSICAL REVIEW LETTERS, 1986, 57 (15) : 1832 - 1835

[47] KAWAI H, CLNS87760

[48] LANDWEBER PS, 1986, IN PRESS SEP P C ELL

[49] CALCULUS OF TWISTED VERTEX OPERATORS [J]. PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1985, 82 (24) : 8295 - 8299

[50] AN E8-APPROACH TO THE LEECH LATTICE AND THE CONWAY GROUP [J]. JOURNAL OF ALGEBRA, 1982, 77 (02) : 484 - 504

[41] HARVEY JA, 1986, UNIFIED STRING THEOR

[42] ISHIBASHI N, 1986, UT499 U TOK PREPR

[43] ITOYAMA H, FERMILABPUB86142T

[44] KAC VG, 1984, ADV MATH, V53, P125

[45] CONSTRUCTION OF FERMIONIC STRING MODELS IN 4 DIMENSIONS [J]. NUCLEAR PHYSICS B, 1987, 288 (01) : 1 - 76

[46] CONSTRUCTION OF 4-DIMENSIONAL FERMIONIC STRING MODELS [J]. PHYSICAL REVIEW LETTERS, 1986, 57 (15) : 1832 - 1835

[47] KAWAI H, CLNS87760

[48] LANDWEBER PS, 1986, IN PRESS SEP P C ELL

[49] CALCULUS OF TWISTED VERTEX OPERATORS [J]. PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1985, 82 (24) : 8295 - 8299

[50] AN E8-APPROACH TO THE LEECH LATTICE AND THE CONWAY GROUP [J]. JOURNAL OF ALGEBRA, 1982, 77 (02) : 484 - 504