/**
  * Declares an association between this object and a ChildКалендарь object.
  *
  * @param  ChildКалендарь $v
  * @return $this|\мобилизация The current object (for fluent API support)
  * @throws PropelException
  */
 public function setКалендарь(ChildКалендарь $v = null)
 {
     if ($v === null) {
         $this->setдатаотчёта(NULL);
     } else {
         $this->setдатаотчёта($v->getдата());
     }
     $this->aКалендарь = $v;
     // Add binding for other direction of this n:n relationship.
     // If this object has already been added to the ChildКалендарь object, it will not be re-added.
     if ($v !== null) {
         $v->addмобилизация($this);
     }
     return $this;
 }