Geodesic
Description of the set of permutations representable as a product of two permutations with fixed number of mobile points. II
Matematičeskie voprosy kriptografii, Tome 4 (2013) no. 1, pp. 87-109 
A. B. Pichkur. Description of the set of permutations representable as a product of two permutations with fixed number of mobile points. II. Matematičeskie voprosy kriptografii, Tome 4 (2013) no. 1, pp. 87-109. http://geodesic.mathdoc.fr/item/MVK_2013_4_1_a4/
@article{MVK_2013_4_1_a4,
     author = {A. B. Pichkur},
     title = {Description of the set of permutations representable as a~product of two permutations with fixed number of mobile {points.~II}},
     journal = {Matemati\v{c}eskie voprosy kriptografii},
     pages = {87--109},
     year = {2013},
     volume = {4},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MVK_2013_4_1_a4/}
}
TY  - JOUR
AU  - A. B. Pichkur
TI  - Description of the set of permutations representable as a product of two permutations with fixed number of mobile points. II
JO  - Matematičeskie voprosy kriptografii
PY  - 2013
SP  - 87
EP  - 109
VL  - 4
IS  - 1
UR  - http://geodesic.mathdoc.fr/item/MVK_2013_4_1_a4/
LA  - ru
ID  - MVK_2013_4_1_a4
ER  - 
%0 Journal Article
%A A. B. Pichkur
%T Description of the set of permutations representable as a product of two permutations with fixed number of mobile points. II
%J Matematičeskie voprosy kriptografii
%D 2013
%P 87-109
%V 4
%N 1
%U http://geodesic.mathdoc.fr/item/MVK_2013_4_1_a4/
%G ru
%F MVK_2013_4_1_a4

Voir la notice de l'article provenant de la source Math-Net.Ru

We describe completely the structure of the set of $N$-element permutations representable as the product of two permutations with $q$ and $q+t$ mobile points correspondingly, $2\le t$, $2\le q\frac{N-t}2+1$.

[1] Pichkur A. B., “Opisanie klassa podstanovok, predstavimykh v vide proizvedeniya dvukh podstanovok s fiksirovannym chislom mobilnykh tochek”, Matematicheskie voprosy kriptografii, 3:2 (2012), 79–95